Home / 8,253,693.27-11,371,360.59-6,386,689.62

Finding the Fourth Proportional to 8,253,693.27, 11,371,360.59 and 6,386,689.62

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Solution

The fourth proportional to 8,253,693.27, 11,371,360.59 and 6,386,689.62 is: 8,799,133.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,253,693.27 : 11,371,360.59 = 6,386,689.62 : x
  2. Step 2: Convert to fraction form
    8,253,693.27/11,371,360.59 = 6,386,689.62/x
  3. Step 3: Cross multiply
    8,253,693.27x = 11,371,360.59 × 6,386,689.62
  4. Step 4: Simplify right side
    8,253,693.27x = 72,625,350,645,430.08
  5. Step 5: Solve for x
    x = 72,625,350,645,430.08/8,253,693.27
  6. Step 6: Final answer
    x = 8,799,133.71

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1.5x scale

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.