Home / 38,335,519.68-57,521,236.41-18,894,147.47

Finding the Fourth Proportional to 38,335,519.68, 57,521,236.41 and 18,894,147.47

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Solution

The fourth proportional to 38,335,519.68, 57,521,236.41 and 18,894,147.47 is: 28,350,071.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,335,519.68 : 57,521,236.41 = 18,894,147.47 : x
  2. Step 2: Convert to fraction form
    38,335,519.68/57,521,236.41 = 18,894,147.47/x
  3. Step 3: Cross multiply
    38,335,519.68x = 57,521,236.41 × 18,894,147.47
  4. Step 4: Simplify right side
    38,335,519.68x = 1,086,814,723,570,100.50
  5. Step 5: Solve for x
    x = 1,086,814,723,570,100.50/38,335,519.68
  6. Step 6: Final answer
    x = 28,350,071.49

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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.