Home / 72,129,944.40-108,205,414.20-23,596,040.40

Finding the Fourth Proportional to 72,129,944.40, 108,205,414.20 and 23,596,040.40

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Solution

The fourth proportional to 72,129,944.40, 108,205,414.20 and 23,596,040.40 is: 35,397,494.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,129,944.40 : 108,205,414.20 = 23,596,040.40 : x
  2. Step 2: Convert to fraction form
    72,129,944.40/108,205,414.20 = 23,596,040.40/x
  3. Step 3: Cross multiply
    72,129,944.40x = 108,205,414.20 × 23,596,040.40
  4. Step 4: Simplify right side
    72,129,944.40x = 2,553,219,324,961,933.50
  5. Step 5: Solve for x
    x = 2,553,219,324,961,933.50/72,129,944.40
  6. Step 6: Final answer
    x = 35,397,494.70

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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.