Home / 38,551,179.76-57,826,966.50-12,992,410.60

Finding the Fourth Proportional to 38,551,179.76, 57,826,966.50 and 12,992,410.60

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Solution

The fourth proportional to 38,551,179.76, 57,826,966.50 and 12,992,410.60 is: 19,488,682.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,551,179.76 : 57,826,966.50 = 12,992,410.60 : x
  2. Step 2: Convert to fraction form
    38,551,179.76/57,826,966.50 = 12,992,410.60/x
  3. Step 3: Cross multiply
    38,551,179.76x = 57,826,966.50 × 12,992,410.60
  4. Step 4: Simplify right side
    38,551,179.76x = 751,311,692,375,877.50
  5. Step 5: Solve for x
    x = 751,311,692,375,877.50/38,551,179.76
  6. Step 6: Final answer
    x = 19,488,682.24

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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.