Home / 14,761,356.30-22,142,034.45-5,187,545.10

Finding the Fourth Proportional to 14,761,356.30, 22,142,034.45 and 5,187,545.10

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Solution

The fourth proportional to 14,761,356.30, 22,142,034.45 and 5,187,545.10 is: 7,781,317.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,761,356.30 : 22,142,034.45 = 5,187,545.10 : x
  2. Step 2: Convert to fraction form
    14,761,356.30/22,142,034.45 = 5,187,545.10/x
  3. Step 3: Cross multiply
    14,761,356.30x = 22,142,034.45 × 5,187,545.10
  4. Step 4: Simplify right side
    14,761,356.30x = 114,862,802,315,128.69
  5. Step 5: Solve for x
    x = 114,862,802,315,128.69/14,761,356.30
  6. Step 6: Final answer
    x = 7,781,317.65

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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.