Home / 12,296,573.40-18,444,860.10-3,776,896.20

Finding the Fourth Proportional to 12,296,573.40, 18,444,860.10 and 3,776,896.20

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Solution

The fourth proportional to 12,296,573.40, 18,444,860.10 and 3,776,896.20 is: 5,665,344.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,296,573.40 : 18,444,860.10 = 3,776,896.20 : x
  2. Step 2: Convert to fraction form
    12,296,573.40/18,444,860.10 = 3,776,896.20/x
  3. Step 3: Cross multiply
    12,296,573.40x = 18,444,860.10 × 3,776,896.20
  4. Step 4: Simplify right side
    12,296,573.40x = 69,664,322,021,221.63
  5. Step 5: Solve for x
    x = 69,664,322,021,221.63/12,296,573.40
  6. Step 6: Final answer
    x = 5,665,344.30

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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.