Home / 71,416,044.56-98,555,221.34-40,061,044.02

Finding the Fourth Proportional to 71,416,044.56, 98,555,221.34 and 40,061,044.02

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Solution

The fourth proportional to 71,416,044.56, 98,555,221.34 and 40,061,044.02 is: 55,284,846.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,416,044.56 : 98,555,221.34 = 40,061,044.02 : x
  2. Step 2: Convert to fraction form
    71,416,044.56/98,555,221.34 = 40,061,044.02/x
  3. Step 3: Cross multiply
    71,416,044.56x = 98,555,221.34 × 40,061,044.02
  4. Step 4: Simplify right side
    71,416,044.56x = 3,948,225,060,502,584
  5. Step 5: Solve for x
    x = 3,948,225,060,502,584/71,416,044.56
  6. Step 6: Final answer
    x = 55,284,846.49

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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.