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Finding the Fourth Proportional to 6,427,335.80, 8,869,426.62 and 3,526,654.52

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Solution

The fourth proportional to 6,427,335.80, 8,869,426.62 and 3,526,654.52 is: 4,866,620.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,427,335.80 : 8,869,426.62 = 3,526,654.52 : x
  2. Step 2: Convert to fraction form
    6,427,335.80/8,869,426.62 = 3,526,654.52/x
  3. Step 3: Cross multiply
    6,427,335.80x = 8,869,426.62 × 3,526,654.52
  4. Step 4: Simplify right side
    6,427,335.80x = 31,279,403,479,231.32
  5. Step 5: Solve for x
    x = 31,279,403,479,231.32/6,427,335.80
  6. Step 6: Final answer
    x = 4,866,620.39

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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.