Home / 8,766,863.82-12,098,809.14-4,899,693.78

Finding the Fourth Proportional to 8,766,863.82, 12,098,809.14 and 4,899,693.78

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Solution

The fourth proportional to 8,766,863.82, 12,098,809.14 and 4,899,693.78 is: 6,761,877.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,766,863.82 : 12,098,809.14 = 4,899,693.78 : x
  2. Step 2: Convert to fraction form
    8,766,863.82/12,098,809.14 = 4,899,693.78/x
  3. Step 3: Cross multiply
    8,766,863.82x = 12,098,809.14 × 4,899,693.78
  4. Step 4: Simplify right side
    8,766,863.82x = 59,280,459,888,665.16
  5. Step 5: Solve for x
    x = 59,280,459,888,665.16/8,766,863.82
  6. Step 6: Final answer
    x = 6,761,877.58

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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.