Home / 71,461,034.88-107,191,611.20-17,608,352.64

Finding the Fourth Proportional to 71,461,034.88, 107,191,611.20 and 17,608,352.64

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Solution

The fourth proportional to 71,461,034.88, 107,191,611.20 and 17,608,352.64 is: 26,412,543.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,461,034.88 : 107,191,611.20 = 17,608,352.64 : x
  2. Step 2: Convert to fraction form
    71,461,034.88/107,191,611.20 = 17,608,352.64/x
  3. Step 3: Cross multiply
    71,461,034.88x = 107,191,611.20 × 17,608,352.64
  4. Step 4: Simplify right side
    71,461,034.88x = 1,887,467,690,059,373.75
  5. Step 5: Solve for x
    x = 1,887,467,690,059,373.75/71,461,034.88
  6. Step 6: Final answer
    x = 26,412,543.47

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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.