Home / 57,642,194.83-79,548,125.84-31,536,115.25

Finding the Fourth Proportional to 57,642,194.83, 79,548,125.84 and 31,536,115.25

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Solution

The fourth proportional to 57,642,194.83, 79,548,125.84 and 31,536,115.25 is: 43,520,876.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,642,194.83 : 79,548,125.84 = 31,536,115.25 : x
  2. Step 2: Convert to fraction form
    57,642,194.83/79,548,125.84 = 31,536,115.25/x
  3. Step 3: Cross multiply
    57,642,194.83x = 79,548,125.84 × 31,536,115.25
  4. Step 4: Simplify right side
    57,642,194.83x = 2,508,638,864,571,193.50
  5. Step 5: Solve for x
    x = 2,508,638,864,571,193.50/57,642,194.83
  6. Step 6: Final answer
    x = 43,520,876.88

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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.