Home / 7,034,909.11-9,708,170.30-3,815,645.11

Finding the Fourth Proportional to 7,034,909.11, 9,708,170.30 and 3,815,645.11

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Solution

The fourth proportional to 7,034,909.11, 9,708,170.30 and 3,815,645.11 is: 5,265,587.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,034,909.11 : 9,708,170.30 = 3,815,645.11 : x
  2. Step 2: Convert to fraction form
    7,034,909.11/9,708,170.30 = 3,815,645.11/x
  3. Step 3: Cross multiply
    7,034,909.11x = 9,708,170.30 × 3,815,645.11
  4. Step 4: Simplify right side
    7,034,909.11x = 37,042,932,513,164.01
  5. Step 5: Solve for x
    x = 37,042,932,513,164.01/7,034,909.11
  6. Step 6: Final answer
    x = 5,265,587.93

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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.