Home / 81,954,720.90-122,938,302.15-24,442,503.30

Finding the Fourth Proportional to 81,954,720.90, 122,938,302.15 and 24,442,503.30

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Solution

The fourth proportional to 81,954,720.90, 122,938,302.15 and 24,442,503.30 is: 36,665,610.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,954,720.90 : 122,938,302.15 = 24,442,503.30 : x
  2. Step 2: Convert to fraction form
    81,954,720.90/122,938,302.15 = 24,442,503.30/x
  3. Step 3: Cross multiply
    81,954,720.90x = 122,938,302.15 × 24,442,503.30
  4. Step 4: Simplify right side
    81,954,720.90x = 3,004,919,855,997,772.50
  5. Step 5: Solve for x
    x = 3,004,919,855,997,772.50/81,954,720.90
  6. Step 6: Final answer
    x = 36,665,610.27

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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.