Home / 28,304,084.40-42,456,126.60-27,831,692.40

Finding the Fourth Proportional to 28,304,084.40, 42,456,126.60 and 27,831,692.40

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Solution

The fourth proportional to 28,304,084.40, 42,456,126.60 and 27,831,692.40 is: 41,747,538.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,304,084.40 : 42,456,126.60 = 27,831,692.40 : x
  2. Step 2: Convert to fraction form
    28,304,084.40/42,456,126.60 = 27,831,692.40/x
  3. Step 3: Cross multiply
    28,304,084.40x = 42,456,126.60 × 27,831,692.40
  4. Step 4: Simplify right side
    28,304,084.40x = 1,181,625,856,026,657.75
  5. Step 5: Solve for x
    x = 1,181,625,856,026,657.75/28,304,084.40
  6. Step 6: Final answer
    x = 41,747,538.60

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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.