Home / 34,156,909.18-47,137,066.10-18,687,252.16

Finding the Fourth Proportional to 34,156,909.18, 47,137,066.10 and 18,687,252.16

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Solution

The fourth proportional to 34,156,909.18, 47,137,066.10 and 18,687,252.16 is: 25,788,698.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,156,909.18 : 47,137,066.10 = 18,687,252.16 : x
  2. Step 2: Convert to fraction form
    34,156,909.18/47,137,066.10 = 18,687,252.16/x
  3. Step 3: Cross multiply
    34,156,909.18x = 47,137,066.10 × 18,687,252.16
  4. Step 4: Simplify right side
    34,156,909.18x = 880,862,240,293,287.75
  5. Step 5: Solve for x
    x = 880,862,240,293,287.75/34,156,909.18
  6. Step 6: Final answer
    x = 25,788,698.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.