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Finding the Fourth Proportional to 7,832,561.92, 11,746,181.90 and 2,713,797.02

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Solution

The fourth proportional to 7,832,561.92, 11,746,181.90 and 2,713,797.02 is: 4,069,773.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,832,561.92 : 11,746,181.90 = 2,713,797.02 : x
  2. Step 2: Convert to fraction form
    7,832,561.92/11,746,181.90 = 2,713,797.02/x
  3. Step 3: Cross multiply
    7,832,561.92x = 11,746,181.90 × 2,713,797.02
  4. Step 4: Simplify right side
    7,832,561.92x = 31,876,753,472,747.88
  5. Step 5: Solve for x
    x = 31,876,753,472,747.88/7,832,561.92
  6. Step 6: Final answer
    x = 4,069,773.57

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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.