Home / 25,945,728.70-38,918,593.05-16,403,410.30

Finding the Fourth Proportional to 25,945,728.70, 38,918,593.05 and 16,403,410.30

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Solution

The fourth proportional to 25,945,728.70, 38,918,593.05 and 16,403,410.30 is: 24,605,115.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,945,728.70 : 38,918,593.05 = 16,403,410.30 : x
  2. Step 2: Convert to fraction form
    25,945,728.70/38,918,593.05 = 16,403,410.30/x
  3. Step 3: Cross multiply
    25,945,728.70x = 38,918,593.05 × 16,403,410.30
  4. Step 4: Simplify right side
    25,945,728.70x = 638,397,650,097,878.38
  5. Step 5: Solve for x
    x = 638,397,650,097,878.38/25,945,728.70
  6. Step 6: Final answer
    x = 24,605,115.45

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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.