Home / 7,930,990.59-11,897,116.17-3,382,078.23

Finding the Fourth Proportional to 7,930,990.59, 11,897,116.17 and 3,382,078.23

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Solution

The fourth proportional to 7,930,990.59, 11,897,116.17 and 3,382,078.23 is: 5,073,386.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,930,990.59 : 11,897,116.17 = 3,382,078.23 : x
  2. Step 2: Convert to fraction form
    7,930,990.59/11,897,116.17 = 3,382,078.23/x
  3. Step 3: Cross multiply
    7,930,990.59x = 11,897,116.17 × 3,382,078.23
  4. Step 4: Simplify right side
    7,930,990.59x = 40,236,977,598,337.98
  5. Step 5: Solve for x
    x = 40,236,977,598,337.98/7,930,990.59
  6. Step 6: Final answer
    x = 5,073,386.12

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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.