Home / 61,781,350.40-92,672,025.60-39,162,521.60

Finding the Fourth Proportional to 61,781,350.40, 92,672,025.60 and 39,162,521.60

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Solution

The fourth proportional to 61,781,350.40, 92,672,025.60 and 39,162,521.60 is: 58,743,782.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,781,350.40 : 92,672,025.60 = 39,162,521.60 : x
  2. Step 2: Convert to fraction form
    61,781,350.40/92,672,025.60 = 39,162,521.60/x
  3. Step 3: Cross multiply
    61,781,350.40x = 92,672,025.60 × 39,162,521.60
  4. Step 4: Simplify right side
    61,781,350.40x = 3,629,270,204,275,753
  5. Step 5: Solve for x
    x = 3,629,270,204,275,753/61,781,350.40
  6. Step 6: Final answer
    x = 58,743,782.40

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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.