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Finding the Fourth Proportional to 8,793,836.10, 13,193,864.55 and 8,482,796.10

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Solution

The fourth proportional to 8,793,836.10, 13,193,864.55 and 8,482,796.10 is: 12,727,194.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,793,836.10 : 13,193,864.55 = 8,482,796.10 : x
  2. Step 2: Convert to fraction form
    8,793,836.10/13,193,864.55 = 8,482,796.10/x
  3. Step 3: Cross multiply
    8,793,836.10x = 13,193,864.55 × 8,482,796.10
  4. Step 4: Simplify right side
    8,793,836.10x = 111,920,862,748,668.25
  5. Step 5: Solve for x
    x = 111,920,862,748,668.25/8,793,836.10
  6. Step 6: Final answer
    x = 12,727,194.53

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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.