Home / 5,318,705.16-7,982,521.20-2,761,489.80

Finding the Fourth Proportional to 5,318,705.16, 7,982,521.20 and 2,761,489.80

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Solution

The fourth proportional to 5,318,705.16, 7,982,521.20 and 2,761,489.80 is: 4,144,552.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,318,705.16 : 7,982,521.20 = 2,761,489.80 : x
  2. Step 2: Convert to fraction form
    5,318,705.16/7,982,521.20 = 2,761,489.80/x
  3. Step 3: Cross multiply
    5,318,705.16x = 7,982,521.20 × 2,761,489.80
  4. Step 4: Simplify right side
    5,318,705.16x = 22,043,650,872,083.76
  5. Step 5: Solve for x
    x = 22,043,650,872,083.76/5,318,705.16
  6. Step 6: Final answer
    x = 4,144,552.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.