Home / 34,324,921.20-51,487,381.80-18,144,620.40

Finding the Fourth Proportional to 34,324,921.20, 51,487,381.80 and 18,144,620.40

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Solution

The fourth proportional to 34,324,921.20, 51,487,381.80 and 18,144,620.40 is: 27,216,930.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,324,921.20 : 51,487,381.80 = 18,144,620.40 : x
  2. Step 2: Convert to fraction form
    34,324,921.20/51,487,381.80 = 18,144,620.40/x
  3. Step 3: Cross multiply
    34,324,921.20x = 51,487,381.80 × 18,144,620.40
  4. Step 4: Simplify right side
    34,324,921.20x = 934,218,998,150,868.62
  5. Step 5: Solve for x
    x = 934,218,998,150,868.62/34,324,921.20
  6. Step 6: Final answer
    x = 27,216,930.60

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1.5x scale

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.