Home / 5,638,951.49-7,781,655.42-3,060,576.90

Finding the Fourth Proportional to 5,638,951.49, 7,781,655.42 and 3,060,576.90

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Solution

The fourth proportional to 5,638,951.49, 7,781,655.42 and 3,060,576.90 is: 4,223,543.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,638,951.49 : 7,781,655.42 = 3,060,576.90 : x
  2. Step 2: Convert to fraction form
    5,638,951.49/7,781,655.42 = 3,060,576.90/x
  3. Step 3: Cross multiply
    5,638,951.49x = 7,781,655.42 × 3,060,576.90
  4. Step 4: Simplify right side
    5,638,951.49x = 23,816,354,822,211.80
  5. Step 5: Solve for x
    x = 23,816,354,822,211.80/5,638,951.49
  6. Step 6: Final answer
    x = 4,223,543.13

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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.