Home / 5,638,851.87-7,781,623.25-3,060,532.77

Finding the Fourth Proportional to 5,638,851.87, 7,781,623.25 and 3,060,532.77

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Solution

The fourth proportional to 5,638,851.87, 7,781,623.25 and 3,060,532.77 is: 4,223,539.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,638,851.87 : 7,781,623.25 = 3,060,532.77 : x
  2. Step 2: Convert to fraction form
    5,638,851.87/7,781,623.25 = 3,060,532.77/x
  3. Step 3: Cross multiply
    5,638,851.87x = 7,781,623.25 × 3,060,532.77
  4. Step 4: Simplify right side
    5,638,851.87x = 23,815,912,960,418.90
  5. Step 5: Solve for x
    x = 23,815,912,960,418.90/5,638,851.87
  6. Step 6: Final answer
    x = 4,223,539.39

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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.