Home / 8,996,679.76-12,402,505.04-6,413,876.50

Finding the Fourth Proportional to 8,996,679.76, 12,402,505.04 and 6,413,876.50

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Solution

The fourth proportional to 8,996,679.76, 12,402,505.04 and 6,413,876.50 is: 8,841,943.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,996,679.76 : 12,402,505.04 = 6,413,876.50 : x
  2. Step 2: Convert to fraction form
    8,996,679.76/12,402,505.04 = 6,413,876.50/x
  3. Step 3: Cross multiply
    8,996,679.76x = 12,402,505.04 × 6,413,876.50
  4. Step 4: Simplify right side
    8,996,679.76x = 79,548,135,585,118.17
  5. Step 5: Solve for x
    x = 79,548,135,585,118.17/8,996,679.76
  6. Step 6: Final answer
    x = 8,841,943.66

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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.