Home / 74,304,621.40-111,456,932.10-23,179,997.20

Finding the Fourth Proportional to 74,304,621.40, 111,456,932.10 and 23,179,997.20

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Solution

The fourth proportional to 74,304,621.40, 111,456,932.10 and 23,179,997.20 is: 34,769,995.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,304,621.40 : 111,456,932.10 = 23,179,997.20 : x
  2. Step 2: Convert to fraction form
    74,304,621.40/111,456,932.10 = 23,179,997.20/x
  3. Step 3: Cross multiply
    74,304,621.40x = 111,456,932.10 × 23,179,997.20
  4. Step 4: Simplify right side
    74,304,621.40x = 2,583,571,373,998,590
  5. Step 5: Solve for x
    x = 2,583,571,373,998,590/74,304,621.40
  6. Step 6: Final answer
    x = 34,769,995.80

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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.