Home / 11,581,656-15,982,704.10-6,425,017.59

Finding the Fourth Proportional to 11,581,656, 15,982,704.10 and 6,425,017.59

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Solution

The fourth proportional to 11,581,656, 15,982,704.10 and 6,425,017.59 is: 8,866,534.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,581,656 : 15,982,704.10 = 6,425,017.59 : x
  2. Step 2: Convert to fraction form
    11,581,656/15,982,704.10 = 6,425,017.59/x
  3. Step 3: Cross multiply
    11,581,656x = 15,982,704.10 × 6,425,017.59
  4. Step 4: Simplify right side
    11,581,656x = 102,689,154,978,265.11
  5. Step 5: Solve for x
    x = 102,689,154,978,265.11/11,581,656
  6. Step 6: Final answer
    x = 8,866,534.71

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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.