Home / 11,103,695.35-16,655,543.03-8,581,160.95

Finding the Fourth Proportional to 11,103,695.35, 16,655,543.03 and 8,581,160.95

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Solution

The fourth proportional to 11,103,695.35, 16,655,543.03 and 8,581,160.95 is: 12,871,741.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,103,695.35 : 16,655,543.03 = 8,581,160.95 : x
  2. Step 2: Convert to fraction form
    11,103,695.35/16,655,543.03 = 8,581,160.95/x
  3. Step 3: Cross multiply
    11,103,695.35x = 16,655,543.03 × 8,581,160.95
  4. Step 4: Simplify right side
    11,103,695.35x = 142,923,895,450,080.66
  5. Step 5: Solve for x
    x = 142,923,895,450,080.66/11,103,695.35
  6. Step 6: Final answer
    x = 12,871,741.43

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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.