Home / 48,015,817.74-66,261,822.39-25,989,312.78

Finding the Fourth Proportional to 48,015,817.74, 66,261,822.39 and 25,989,312.78

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Solution

The fourth proportional to 48,015,817.74, 66,261,822.39 and 25,989,312.78 is: 35,865,248.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,015,817.74 : 66,261,822.39 = 25,989,312.78 : x
  2. Step 2: Convert to fraction form
    48,015,817.74/66,261,822.39 = 25,989,312.78/x
  3. Step 3: Cross multiply
    48,015,817.74x = 66,261,822.39 × 25,989,312.78
  4. Step 4: Simplify right side
    48,015,817.74x = 1,722,099,227,466,517.25
  5. Step 5: Solve for x
    x = 1,722,099,227,466,517.25/48,015,817.74
  6. Step 6: Final answer
    x = 35,865,248.34

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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.