Home / 16,128,538.20-24,192,807.30-15,755,290.20

Finding the Fourth Proportional to 16,128,538.20, 24,192,807.30 and 15,755,290.20

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Solution

The fourth proportional to 16,128,538.20, 24,192,807.30 and 15,755,290.20 is: 23,632,935.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,128,538.20 : 24,192,807.30 = 15,755,290.20 : x
  2. Step 2: Convert to fraction form
    16,128,538.20/24,192,807.30 = 15,755,290.20/x
  3. Step 3: Cross multiply
    16,128,538.20x = 24,192,807.30 × 15,755,290.20
  4. Step 4: Simplify right side
    16,128,538.20x = 381,164,699,764,178.44
  5. Step 5: Solve for x
    x = 381,164,699,764,178.44/16,128,538.20
  6. Step 6: Final answer
    x = 23,632,935.30

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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.