Home / 7,088,082-9,781,553.22-3,868,818

Finding the Fourth Proportional to 7,088,082, 9,781,553.22 and 3,868,818

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Solution

The fourth proportional to 7,088,082, 9,781,553.22 and 3,868,818 is: 5,338,968.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,088,082 : 9,781,553.22 = 3,868,818 : x
  2. Step 2: Convert to fraction form
    7,088,082/9,781,553.22 = 3,868,818/x
  3. Step 3: Cross multiply
    7,088,082x = 9,781,553.22 × 3,868,818
  4. Step 4: Simplify right side
    7,088,082x = 37,843,049,165,493.96
  5. Step 5: Solve for x
    x = 37,843,049,165,493.96/7,088,082
  6. Step 6: Final answer
    x = 5,338,968.87

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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.