Home / 7,659,890.12-11,487,593.17-6,308,701.38

Finding the Fourth Proportional to 7,659,890.12, 11,487,593.17 and 6,308,701.38

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Solution

The fourth proportional to 7,659,890.12, 11,487,593.17 and 6,308,701.38 is: 9,461,205.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,659,890.12 : 11,487,593.17 = 6,308,701.38 : x
  2. Step 2: Convert to fraction form
    7,659,890.12/11,487,593.17 = 6,308,701.38/x
  3. Step 3: Cross multiply
    7,659,890.12x = 11,487,593.17 × 6,308,701.38
  4. Step 4: Simplify right side
    7,659,890.12x = 72,471,794,868,685.83
  5. Step 5: Solve for x
    x = 72,471,794,868,685.83/7,659,890.12
  6. Step 6: Final answer
    x = 9,461,205.54

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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.