Home / 48,278,461.20-72,501,672.60-25,603,645.20

Finding the Fourth Proportional to 48,278,461.20, 72,501,672.60 and 25,603,645.20

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Solution

The fourth proportional to 48,278,461.20, 72,501,672.60 and 25,603,645.20 is: 38,450,005.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,278,461.20 : 72,501,672.60 = 25,603,645.20 : x
  2. Step 2: Convert to fraction form
    48,278,461.20/72,501,672.60 = 25,603,645.20/x
  3. Step 3: Cross multiply
    48,278,461.20x = 72,501,672.60 × 25,603,645.20
  4. Step 4: Simplify right side
    48,278,461.20x = 1,856,307,101,656,961.25
  5. Step 5: Solve for x
    x = 1,856,307,101,656,961.25/48,278,461.20
  6. Step 6: Final answer
    x = 38,450,005.56

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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.