Home / 5,638,692.39-7,781,470.15-3,060,404.07

Finding the Fourth Proportional to 5,638,692.39, 7,781,470.15 and 3,060,404.07

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Solution

The fourth proportional to 5,638,692.39, 7,781,470.15 and 3,060,404.07 is: 4,223,398.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,638,692.39 : 7,781,470.15 = 3,060,404.07 : x
  2. Step 2: Convert to fraction form
    5,638,692.39/7,781,470.15 = 3,060,404.07/x
  3. Step 3: Cross multiply
    5,638,692.39x = 7,781,470.15 × 3,060,404.07
  4. Step 4: Simplify right side
    5,638,692.39x = 23,814,442,944,748.20
  5. Step 5: Solve for x
    x = 23,814,442,944,748.20/5,638,692.39
  6. Step 6: Final answer
    x = 4,223,398.14

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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.