Home / 71,927,512.28-99,269,057.22-47,168,529.02

Finding the Fourth Proportional to 71,927,512.28, 99,269,057.22 and 47,168,529.02

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Solution

The fourth proportional to 71,927,512.28, 99,269,057.22 and 47,168,529.02 is: 65,098,531.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,927,512.28 : 99,269,057.22 = 47,168,529.02 : x
  2. Step 2: Convert to fraction form
    71,927,512.28/99,269,057.22 = 47,168,529.02/x
  3. Step 3: Cross multiply
    71,927,512.28x = 99,269,057.22 × 47,168,529.02
  4. Step 4: Simplify right side
    71,927,512.28x = 4,682,375,406,269,611
  5. Step 5: Solve for x
    x = 4,682,375,406,269,611/71,927,512.28
  6. Step 6: Final answer
    x = 65,098,531.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.