Home / 8,799,743.80-13,183,869.30-7,445,553.40

Finding the Fourth Proportional to 8,799,743.80, 13,183,869.30 and 7,445,553.40

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Solution

The fourth proportional to 8,799,743.80, 13,183,869.30 and 7,445,553.40 is: 11,155,006.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,799,743.80 : 13,183,869.30 = 7,445,553.40 : x
  2. Step 2: Convert to fraction form
    8,799,743.80/13,183,869.30 = 7,445,553.40/x
  3. Step 3: Cross multiply
    8,799,743.80x = 13,183,869.30 × 7,445,553.40
  4. Step 4: Simplify right side
    8,799,743.80x = 98,161,202,891,770.62
  5. Step 5: Solve for x
    x = 98,161,202,891,770.62/8,799,743.80
  6. Step 6: Final answer
    x = 11,155,006.91

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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.