Home / 8,649,494.27-11,938,792.86-5,711,456.60

Finding the Fourth Proportional to 8,649,494.27, 11,938,792.86 and 5,711,456.60

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Solution

The fourth proportional to 8,649,494.27, 11,938,792.86 and 5,711,456.60 is: 7,883,454.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,649,494.27 : 11,938,792.86 = 5,711,456.60 : x
  2. Step 2: Convert to fraction form
    8,649,494.27/11,938,792.86 = 5,711,456.60/x
  3. Step 3: Cross multiply
    8,649,494.27x = 11,938,792.86 × 5,711,456.60
  4. Step 4: Simplify right side
    8,649,494.27x = 68,187,897,216,585.91
  5. Step 5: Solve for x
    x = 68,187,897,216,585.91/8,649,494.27
  6. Step 6: Final answer
    x = 7,883,454.82

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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.