Home / 8,744,363.20-13,116,544.80-5,146,436.80

Finding the Fourth Proportional to 8,744,363.20, 13,116,544.80 and 5,146,436.80

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Solution

The fourth proportional to 8,744,363.20, 13,116,544.80 and 5,146,436.80 is: 7,719,655.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,744,363.20 : 13,116,544.80 = 5,146,436.80 : x
  2. Step 2: Convert to fraction form
    8,744,363.20/13,116,544.80 = 5,146,436.80/x
  3. Step 3: Cross multiply
    8,744,363.20x = 13,116,544.80 × 5,146,436.80
  4. Step 4: Simplify right side
    8,744,363.20x = 67,503,468,847,568.64
  5. Step 5: Solve for x
    x = 67,503,468,847,568.64/8,744,363.20
  6. Step 6: Final answer
    x = 7,719,655.20

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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.