Home / 19,546,520.40-29,331,214.20-8,186,014.80

Finding the Fourth Proportional to 19,546,520.40, 29,331,214.20 and 8,186,014.80

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Solution

The fourth proportional to 19,546,520.40, 29,331,214.20 and 8,186,014.80 is: 12,283,810.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,546,520.40 : 29,331,214.20 = 8,186,014.80 : x
  2. Step 2: Convert to fraction form
    19,546,520.40/29,331,214.20 = 8,186,014.80/x
  3. Step 3: Cross multiply
    19,546,520.40x = 29,331,214.20 × 8,186,014.80
  4. Step 4: Simplify right side
    19,546,520.40x = 240,105,753,543,170.16
  5. Step 5: Solve for x
    x = 240,105,753,543,170.16/19,546,520.40
  6. Step 6: Final answer
    x = 12,283,810.55

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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.