Home / 30,229,744.62-45,335,832.15-11,781,583.78

Finding the Fourth Proportional to 30,229,744.62, 45,335,832.15 and 11,781,583.78

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Solution

The fourth proportional to 30,229,744.62, 45,335,832.15 and 11,781,583.78 is: 17,668,951.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,229,744.62 : 45,335,832.15 = 11,781,583.78 : x
  2. Step 2: Convert to fraction form
    30,229,744.62/45,335,832.15 = 11,781,583.78/x
  3. Step 3: Cross multiply
    30,229,744.62x = 45,335,832.15 × 11,781,583.78
  4. Step 4: Simplify right side
    30,229,744.62x = 534,127,904,711,242.50
  5. Step 5: Solve for x
    x = 534,127,904,711,242.50/30,229,744.62
  6. Step 6: Final answer
    x = 17,668,951.94

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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.