Home / 38,551,200.45-57,826,997.44-12,992,431.29

Finding the Fourth Proportional to 38,551,200.45, 57,826,997.44 and 12,992,431.29

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Solution

The fourth proportional to 38,551,200.45, 57,826,997.44 and 12,992,431.29 is: 19,488,713.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,551,200.45 : 57,826,997.44 = 12,992,431.29 : x
  2. Step 2: Convert to fraction form
    38,551,200.45/57,826,997.44 = 12,992,431.29/x
  3. Step 3: Cross multiply
    38,551,200.45x = 57,826,997.44 × 12,992,431.29
  4. Step 4: Simplify right side
    38,551,200.45x = 751,313,290,913,724.75
  5. Step 5: Solve for x
    x = 751,313,290,913,724.75/38,551,200.45
  6. Step 6: Final answer
    x = 19,488,713.25

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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.