Home / 8,632,215.60-12,947,290.08-6,715,042.20

Finding the Fourth Proportional to 8,632,215.60, 12,947,290.08 and 6,715,042.20

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Solution

The fourth proportional to 8,632,215.60, 12,947,290.08 and 6,715,042.20 is: 10,071,759.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,632,215.60 : 12,947,290.08 = 6,715,042.20 : x
  2. Step 2: Convert to fraction form
    8,632,215.60/12,947,290.08 = 6,715,042.20/x
  3. Step 3: Cross multiply
    8,632,215.60x = 12,947,290.08 × 6,715,042.20
  4. Step 4: Simplify right side
    8,632,215.60x = 86,941,599,262,841.38
  5. Step 5: Solve for x
    x = 86,941,599,262,841.38/8,632,215.60
  6. Step 6: Final answer
    x = 10,071,759.48

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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.