Home / 38,654,615.16-57,855,753.18-28,416,764.52

Finding the Fourth Proportional to 38,654,615.16, 57,855,753.18 and 28,416,764.52

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Solution

The fourth proportional to 38,654,615.16, 57,855,753.18 and 28,416,764.52 is: 42,532,393.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,654,615.16 : 57,855,753.18 = 28,416,764.52 : x
  2. Step 2: Convert to fraction form
    38,654,615.16/57,855,753.18 = 28,416,764.52/x
  3. Step 3: Cross multiply
    38,654,615.16x = 57,855,753.18 × 28,416,764.52
  4. Step 4: Simplify right side
    38,654,615.16x = 1,644,073,314,243,301.25
  5. Step 5: Solve for x
    x = 1,644,073,314,243,301.25/38,654,615.16
  6. Step 6: Final answer
    x = 42,532,393.80

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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.