Home / 45,428,331.61-68,150,961.12-14,720,172.53

Finding the Fourth Proportional to 45,428,331.61, 68,150,961.12 and 14,720,172.53

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Solution

The fourth proportional to 45,428,331.61, 68,150,961.12 and 14,720,172.53 is: 22,083,001.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,428,331.61 : 68,150,961.12 = 14,720,172.53 : x
  2. Step 2: Convert to fraction form
    45,428,331.61/68,150,961.12 = 14,720,172.53/x
  3. Step 3: Cross multiply
    45,428,331.61x = 68,150,961.12 × 14,720,172.53
  4. Step 4: Simplify right side
    45,428,331.61x = 1,003,193,905,771,722
  5. Step 5: Solve for x
    x = 1,003,193,905,771,722/45,428,331.61
  6. Step 6: Final answer
    x = 22,083,001.29

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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.