Home / 48,278,257.20-72,501,366.60-25,603,441.20

Finding the Fourth Proportional to 48,278,257.20, 72,501,366.60 and 25,603,441.20

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Solution

The fourth proportional to 48,278,257.20, 72,501,366.60 and 25,603,441.20 is: 38,449,699.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,278,257.20 : 72,501,366.60 = 25,603,441.20 : x
  2. Step 2: Convert to fraction form
    48,278,257.20/72,501,366.60 = 25,603,441.20/x
  3. Step 3: Cross multiply
    48,278,257.20x = 72,501,366.60 × 25,603,441.20
  4. Step 4: Simplify right side
    48,278,257.20x = 1,856,284,476,662,743.75
  5. Step 5: Solve for x
    x = 1,856,284,476,662,743.75/48,278,257.20
  6. Step 6: Final answer
    x = 38,449,699.40

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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.