Home / 67,941,627.93-101,904,809.20-18,764,472.56

Finding the Fourth Proportional to 67,941,627.93, 101,904,809.20 and 18,764,472.56

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Solution

The fourth proportional to 67,941,627.93, 101,904,809.20 and 18,764,472.56 is: 28,144,600.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,941,627.93 : 101,904,809.20 = 18,764,472.56 : x
  2. Step 2: Convert to fraction form
    67,941,627.93/101,904,809.20 = 18,764,472.56/x
  3. Step 3: Cross multiply
    67,941,627.93x = 101,904,809.20 × 18,764,472.56
  4. Step 4: Simplify right side
    67,941,627.93x = 1,912,189,995,409,000.50
  5. Step 5: Solve for x
    x = 1,912,189,995,409,000.50/67,941,627.93
  6. Step 6: Final answer
    x = 28,144,600.79

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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.