Home / 13,909,531.11-20,861,934.57-3,674,502.33

Finding the Fourth Proportional to 13,909,531.11, 20,861,934.57 and 3,674,502.33

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Solution

The fourth proportional to 13,909,531.11, 20,861,934.57 and 3,674,502.33 is: 5,511,129.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,909,531.11 : 20,861,934.57 = 3,674,502.33 : x
  2. Step 2: Convert to fraction form
    13,909,531.11/20,861,934.57 = 3,674,502.33/x
  3. Step 3: Cross multiply
    13,909,531.11x = 20,861,934.57 × 3,674,502.33
  4. Step 4: Simplify right side
    13,909,531.11x = 76,657,227,185,772.55
  5. Step 5: Solve for x
    x = 76,657,227,185,772.55/13,909,531.11
  6. Step 6: Final answer
    x = 5,511,129.50

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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.