Home / 13,726,753.08-20,590,275.42-4,142,215.92

Finding the Fourth Proportional to 13,726,753.08, 20,590,275.42 and 4,142,215.92

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Solution

The fourth proportional to 13,726,753.08, 20,590,275.42 and 4,142,215.92 is: 6,213,367.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,726,753.08 : 20,590,275.42 = 4,142,215.92 : x
  2. Step 2: Convert to fraction form
    13,726,753.08/20,590,275.42 = 4,142,215.92/x
  3. Step 3: Cross multiply
    13,726,753.08x = 20,590,275.42 × 4,142,215.92
  4. Step 4: Simplify right side
    13,726,753.08x = 85,289,366,641,908.69
  5. Step 5: Solve for x
    x = 85,289,366,641,908.69/13,726,753.08
  6. Step 6: Final answer
    x = 6,213,367.88

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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.