Home / 7,884,363.95-11,817,273.39-3,561,368.21

Finding the Fourth Proportional to 7,884,363.95, 11,817,273.39 and 3,561,368.21

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Solution

The fourth proportional to 7,884,363.95, 11,817,273.39 and 3,561,368.21 is: 5,337,863.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,884,363.95 : 11,817,273.39 = 3,561,368.21 : x
  2. Step 2: Convert to fraction form
    7,884,363.95/11,817,273.39 = 3,561,368.21/x
  3. Step 3: Cross multiply
    7,884,363.95x = 11,817,273.39 × 3,561,368.21
  4. Step 4: Simplify right side
    7,884,363.95x = 42,085,661,761,912.78
  5. Step 5: Solve for x
    x = 42,085,661,761,912.78/7,884,363.95
  6. Step 6: Final answer
    x = 5,337,863.91

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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.