Home / 15,283,826.54-21,091,817.61-8,314,655.95

Finding the Fourth Proportional to 15,283,826.54, 21,091,817.61 and 8,314,655.95

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Solution

The fourth proportional to 15,283,826.54, 21,091,817.61 and 8,314,655.95 is: 11,474,299.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,283,826.54 : 21,091,817.61 = 8,314,655.95 : x
  2. Step 2: Convert to fraction form
    15,283,826.54/21,091,817.61 = 8,314,655.95/x
  3. Step 3: Cross multiply
    15,283,826.54x = 21,091,817.61 × 8,314,655.95
  4. Step 4: Simplify right side
    15,283,826.54x = 175,371,206,787,301.28
  5. Step 5: Solve for x
    x = 175,371,206,787,301.28/15,283,826.54
  6. Step 6: Final answer
    x = 11,474,299.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.