Home / 9,515,854.16-13,131,526.92-5,164,847.73

Finding the Fourth Proportional to 9,515,854.16, 13,131,526.92 and 5,164,847.73

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Solution

The fourth proportional to 9,515,854.16, 13,131,526.92 and 5,164,847.73 is: 7,127,298.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,515,854.16 : 13,131,526.92 = 5,164,847.73 : x
  2. Step 2: Convert to fraction form
    9,515,854.16/13,131,526.92 = 5,164,847.73/x
  3. Step 3: Cross multiply
    9,515,854.16x = 13,131,526.92 × 5,164,847.73
  4. Step 4: Simplify right side
    9,515,854.16x = 67,822,336,947,895.30
  5. Step 5: Solve for x
    x = 67,822,336,947,895.30/9,515,854.16
  6. Step 6: Final answer
    x = 7,127,298.91

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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.