Home / 11,273,315.55-16,909,775.42-7,811,863.17

Finding the Fourth Proportional to 11,273,315.55, 16,909,775.42 and 7,811,863.17

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Solution

The fourth proportional to 11,273,315.55, 16,909,775.42 and 7,811,863.17 is: 11,717,657.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,273,315.55 : 16,909,775.42 = 7,811,863.17 : x
  2. Step 2: Convert to fraction form
    11,273,315.55/16,909,775.42 = 7,811,863.17/x
  3. Step 3: Cross multiply
    11,273,315.55x = 16,909,775.42 × 7,811,863.17
  4. Step 4: Simplify right side
    11,273,315.55x = 132,096,851,777,409.95
  5. Step 5: Solve for x
    x = 132,096,851,777,409.95/11,273,315.55
  6. Step 6: Final answer
    x = 11,717,657.61

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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.