Home / 73,982,956.80-110,974,435.20-71,006,887.20

Finding the Fourth Proportional to 73,982,956.80, 110,974,435.20 and 71,006,887.20

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Solution

The fourth proportional to 73,982,956.80, 110,974,435.20 and 71,006,887.20 is: 106,510,330.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,982,956.80 : 110,974,435.20 = 71,006,887.20 : x
  2. Step 2: Convert to fraction form
    73,982,956.80/110,974,435.20 = 71,006,887.20/x
  3. Step 3: Cross multiply
    73,982,956.80x = 110,974,435.20 × 71,006,887.20
  4. Step 4: Simplify right side
    73,982,956.80x = 7,879,949,202,330,110
  5. Step 5: Solve for x
    x = 7,879,949,202,330,110/73,982,956.80
  6. Step 6: Final answer
    x = 106,510,330.80

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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.