Home / 8,712,326.76-13,047,560.52-4,864,693.92

Finding the Fourth Proportional to 8,712,326.76, 13,047,560.52 and 4,864,693.92

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Solution

The fourth proportional to 8,712,326.76, 13,047,560.52 and 4,864,693.92 is: 7,285,354.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,712,326.76 : 13,047,560.52 = 4,864,693.92 : x
  2. Step 2: Convert to fraction form
    8,712,326.76/13,047,560.52 = 4,864,693.92/x
  3. Step 3: Cross multiply
    8,712,326.76x = 13,047,560.52 × 4,864,693.92
  4. Step 4: Simplify right side
    8,712,326.76x = 63,472,388,332,476.04
  5. Step 5: Solve for x
    x = 63,472,388,332,476.04/8,712,326.76
  6. Step 6: Final answer
    x = 7,285,354.43

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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.