Home / 6,876,302.20-9,489,553.10-4,123,437.82

Finding the Fourth Proportional to 6,876,302.20, 9,489,553.10 and 4,123,437.82

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Solution

The fourth proportional to 6,876,302.20, 9,489,553.10 and 4,123,437.82 is: 5,690,497.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,876,302.20 : 9,489,553.10 = 4,123,437.82 : x
  2. Step 2: Convert to fraction form
    6,876,302.20/9,489,553.10 = 4,123,437.82/x
  3. Step 3: Cross multiply
    6,876,302.20x = 9,489,553.10 × 4,123,437.82
  4. Step 4: Simplify right side
    6,876,302.20x = 39,129,582,147,438.24
  5. Step 5: Solve for x
    x = 39,129,582,147,438.24/6,876,302.20
  6. Step 6: Final answer
    x = 5,690,497.74

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1.5x scale

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.