Home / 6,543,399.18-9,029,685.77-3,790,140.38

Finding the Fourth Proportional to 6,543,399.18, 9,029,685.77 and 3,790,140.38

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Solution

The fourth proportional to 6,543,399.18, 9,029,685.77 and 3,790,140.38 is: 5,230,274.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,543,399.18 : 9,029,685.77 = 3,790,140.38 : x
  2. Step 2: Convert to fraction form
    6,543,399.18/9,029,685.77 = 3,790,140.38/x
  3. Step 3: Cross multiply
    6,543,399.18x = 9,029,685.77 × 3,790,140.38
  4. Step 4: Simplify right side
    6,543,399.18x = 34,223,776,591,489.27
  5. Step 5: Solve for x
    x = 34,223,776,591,489.27/6,543,399.18
  6. Step 6: Final answer
    x = 5,230,274.92

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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.