Home / 34,231,480.56-47,232,461.88-20,286,689.04

Finding the Fourth Proportional to 34,231,480.56, 47,232,461.88 and 20,286,689.04

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Solution

The fourth proportional to 34,231,480.56, 47,232,461.88 and 20,286,689.04 is: 27,991,493.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,231,480.56 : 47,232,461.88 = 20,286,689.04 : x
  2. Step 2: Convert to fraction form
    34,231,480.56/47,232,461.88 = 20,286,689.04/x
  3. Step 3: Cross multiply
    34,231,480.56x = 47,232,461.88 × 20,286,689.04
  4. Step 4: Simplify right side
    34,231,480.56x = 958,190,266,753,213.75
  5. Step 5: Solve for x
    x = 958,190,266,753,213.75/34,231,480.56
  6. Step 6: Final answer
    x = 27,991,493.53

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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.