Home / 8,898,037.92-12,278,815.92-5,030,326.80

Finding the Fourth Proportional to 8,898,037.92, 12,278,815.92 and 5,030,326.80

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Solution

The fourth proportional to 8,898,037.92, 12,278,815.92 and 5,030,326.80 is: 6,941,581.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,898,037.92 : 12,278,815.92 = 5,030,326.80 : x
  2. Step 2: Convert to fraction form
    8,898,037.92/12,278,815.92 = 5,030,326.80/x
  3. Step 3: Cross multiply
    8,898,037.92x = 12,278,815.92 × 5,030,326.80
  4. Step 4: Simplify right side
    8,898,037.92x = 61,766,456,794,642.66
  5. Step 5: Solve for x
    x = 61,766,456,794,642.66/8,898,037.92
  6. Step 6: Final answer
    x = 6,941,581.66

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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.