Home / 10,639,042.20-15,963,200.55-3,727,479.87

Finding the Fourth Proportional to 10,639,042.20, 15,963,200.55 and 3,727,479.87

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Solution

The fourth proportional to 10,639,042.20, 15,963,200.55 and 3,727,479.87 is: 5,592,844.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,639,042.20 : 15,963,200.55 = 3,727,479.87 : x
  2. Step 2: Convert to fraction form
    10,639,042.20/15,963,200.55 = 3,727,479.87/x
  3. Step 3: Cross multiply
    10,639,042.20x = 15,963,200.55 × 3,727,479.87
  4. Step 4: Simplify right side
    10,639,042.20x = 59,502,508,710,897.93
  5. Step 5: Solve for x
    x = 59,502,508,710,897.93/10,639,042.20
  6. Step 6: Final answer
    x = 5,592,844.51

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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.