Home / 10,729,728.80-16,094,593.20-9,553,997.60

Finding the Fourth Proportional to 10,729,728.80, 16,094,593.20 and 9,553,997.60

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Solution

The fourth proportional to 10,729,728.80, 16,094,593.20 and 9,553,997.60 is: 14,330,996.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,729,728.80 : 16,094,593.20 = 9,553,997.60 : x
  2. Step 2: Convert to fraction form
    10,729,728.80/16,094,593.20 = 9,553,997.60/x
  3. Step 3: Cross multiply
    10,729,728.80x = 16,094,593.20 × 9,553,997.60
  4. Step 4: Simplify right side
    10,729,728.80x = 153,767,704,805,776.31
  5. Step 5: Solve for x
    x = 153,767,704,805,776.31/10,729,728.80
  6. Step 6: Final answer
    x = 14,330,996.40

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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.