Home / 18,862,718.67-28,294,074.36-8,073,022.95

Finding the Fourth Proportional to 18,862,718.67, 28,294,074.36 and 8,073,022.95

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Solution

The fourth proportional to 18,862,718.67, 28,294,074.36 and 8,073,022.95 is: 12,109,532.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,862,718.67 : 28,294,074.36 = 8,073,022.95 : x
  2. Step 2: Convert to fraction form
    18,862,718.67/28,294,074.36 = 8,073,022.95/x
  3. Step 3: Cross multiply
    18,862,718.67x = 28,294,074.36 × 8,073,022.95
  4. Step 4: Simplify right side
    18,862,718.67x = 228,418,711,657,286.56
  5. Step 5: Solve for x
    x = 228,418,711,657,286.56/18,862,718.67
  6. Step 6: Final answer
    x = 12,109,532.86

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.