Home / 8,815,761.09-12,165,082.65-4,947,535.17

Finding the Fourth Proportional to 8,815,761.09, 12,165,082.65 and 4,947,535.17

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Solution

The fourth proportional to 8,815,761.09, 12,165,082.65 and 4,947,535.17 is: 6,827,223.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,815,761.09 : 12,165,082.65 = 4,947,535.17 : x
  2. Step 2: Convert to fraction form
    8,815,761.09/12,165,082.65 = 4,947,535.17/x
  3. Step 3: Cross multiply
    8,815,761.09x = 12,165,082.65 × 4,947,535.17
  4. Step 4: Simplify right side
    8,815,761.09x = 60,187,174,256,831.80
  5. Step 5: Solve for x
    x = 60,187,174,256,831.80/8,815,761.09
  6. Step 6: Final answer
    x = 6,827,223.84

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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.