Home / 7,806,049.55-11,715,800.35-5,411,575.68

Finding the Fourth Proportional to 7,806,049.55, 11,715,800.35 and 5,411,575.68

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Solution

The fourth proportional to 7,806,049.55, 11,715,800.35 and 5,411,575.68 is: 8,122,026.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,806,049.55 : 11,715,800.35 = 5,411,575.68 : x
  2. Step 2: Convert to fraction form
    7,806,049.55/11,715,800.35 = 5,411,575.68/x
  3. Step 3: Cross multiply
    7,806,049.55x = 11,715,800.35 × 5,411,575.68
  4. Step 4: Simplify right side
    7,806,049.55x = 63,400,940,218,737.61
  5. Step 5: Solve for x
    x = 63,400,940,218,737.61/7,806,049.55
  6. Step 6: Final answer
    x = 8,122,026.36

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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.