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Finding the Fourth Proportional to 6,753,497.52, 9,319,829.46 and 3,656,020.80

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Solution

The fourth proportional to 6,753,497.52, 9,319,829.46 and 3,656,020.80 is: 5,045,310.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,753,497.52 : 9,319,829.46 = 3,656,020.80 : x
  2. Step 2: Convert to fraction form
    6,753,497.52/9,319,829.46 = 3,656,020.80/x
  3. Step 3: Cross multiply
    6,753,497.52x = 9,319,829.46 × 3,656,020.80
  4. Step 4: Simplify right side
    6,753,497.52x = 34,073,490,358,212.77
  5. Step 5: Solve for x
    x = 34,073,490,358,212.77/6,753,497.52
  6. Step 6: Final answer
    x = 5,045,310.26

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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.