Home / 10,367,996.80-15,551,995.20-9,422,435.20

Finding the Fourth Proportional to 10,367,996.80, 15,551,995.20 and 9,422,435.20

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Solution

The fourth proportional to 10,367,996.80, 15,551,995.20 and 9,422,435.20 is: 14,133,652.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,367,996.80 : 15,551,995.20 = 9,422,435.20 : x
  2. Step 2: Convert to fraction form
    10,367,996.80/15,551,995.20 = 9,422,435.20/x
  3. Step 3: Cross multiply
    10,367,996.80x = 15,551,995.20 × 9,422,435.20
  4. Step 4: Simplify right side
    10,367,996.80x = 146,537,667,002,711.03
  5. Step 5: Solve for x
    x = 146,537,667,002,711.03/10,367,996.80
  6. Step 6: Final answer
    x = 14,133,652.80

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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.