Home / 38,480,661.40-57,753,651.30-15,777,851.80

Finding the Fourth Proportional to 38,480,661.40, 57,753,651.30 and 15,777,851.80

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Solution

The fourth proportional to 38,480,661.40, 57,753,651.30 and 15,777,851.80 is: 23,680,168.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,480,661.40 : 57,753,651.30 = 15,777,851.80 : x
  2. Step 2: Convert to fraction form
    38,480,661.40/57,753,651.30 = 15,777,851.80/x
  3. Step 3: Cross multiply
    38,480,661.40x = 57,753,651.30 × 15,777,851.80
  4. Step 4: Simplify right side
    38,480,661.40x = 911,228,551,120,277.38
  5. Step 5: Solve for x
    x = 911,228,551,120,277.38/38,480,661.40
  6. Step 6: Final answer
    x = 23,680,168.63

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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.