Home / 15,551,020.20-23,326,530.30-5,449,996.20

Finding the Fourth Proportional to 15,551,020.20, 23,326,530.30 and 5,449,996.20

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Solution

The fourth proportional to 15,551,020.20, 23,326,530.30 and 5,449,996.20 is: 8,174,994.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,551,020.20 : 23,326,530.30 = 5,449,996.20 : x
  2. Step 2: Convert to fraction form
    15,551,020.20/23,326,530.30 = 5,449,996.20/x
  3. Step 3: Cross multiply
    15,551,020.20x = 23,326,530.30 × 5,449,996.20
  4. Step 4: Simplify right side
    15,551,020.20x = 127,129,501,494,184.88
  5. Step 5: Solve for x
    x = 127,129,501,494,184.88/15,551,020.20
  6. Step 6: Final answer
    x = 8,174,994.30

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.