Home / 5,638,672.94-7,781,371.97-3,060,353.70

Finding the Fourth Proportional to 5,638,672.94, 7,781,371.97 and 3,060,353.70

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Solution

The fourth proportional to 5,638,672.94, 7,781,371.97 and 3,060,353.70 is: 4,223,289.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,638,672.94 : 7,781,371.97 = 3,060,353.70 : x
  2. Step 2: Convert to fraction form
    5,638,672.94/7,781,371.97 = 3,060,353.70/x
  3. Step 3: Cross multiply
    5,638,672.94x = 7,781,371.97 × 3,060,353.70
  4. Step 4: Simplify right side
    5,638,672.94x = 23,813,750,484,164.02
  5. Step 5: Solve for x
    x = 23,813,750,484,164.02/5,638,672.94
  6. Step 6: Final answer
    x = 4,223,289.91

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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.