Home / 18,361,760.20-27,543,677.10-5,582,681.80

Finding the Fourth Proportional to 18,361,760.20, 27,543,677.10 and 5,582,681.80

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Solution

The fourth proportional to 18,361,760.20, 27,543,677.10 and 5,582,681.80 is: 8,374,337.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,361,760.20 : 27,543,677.10 = 5,582,681.80 : x
  2. Step 2: Convert to fraction form
    18,361,760.20/27,543,677.10 = 5,582,681.80/x
  3. Step 3: Cross multiply
    18,361,760.20x = 27,543,677.10 × 5,582,681.80
  4. Step 4: Simplify right side
    18,361,760.20x = 153,767,584,851,246.78
  5. Step 5: Solve for x
    x = 153,767,584,851,246.78/18,361,760.20
  6. Step 6: Final answer
    x = 8,374,337.93

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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.