Home / 12,549,922.55-18,832,847.24-5,361,510.53

Finding the Fourth Proportional to 12,549,922.55, 18,832,847.24 and 5,361,510.53

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Solution

The fourth proportional to 12,549,922.55, 18,832,847.24 and 5,361,510.53 is: 8,045,667.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,549,922.55 : 18,832,847.24 = 5,361,510.53 : x
  2. Step 2: Convert to fraction form
    12,549,922.55/18,832,847.24 = 5,361,510.53/x
  3. Step 3: Cross multiply
    12,549,922.55x = 18,832,847.24 × 5,361,510.53
  4. Step 4: Simplify right side
    12,549,922.55x = 100,972,508,666,169.66
  5. Step 5: Solve for x
    x = 100,972,508,666,169.66/12,549,922.55
  6. Step 6: Final answer
    x = 8,045,667.88

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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.