Home / 54,578,314.30-81,812,359.05-27,242,563.90

Finding the Fourth Proportional to 54,578,314.30, 81,812,359.05 and 27,242,563.90

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Solution

The fourth proportional to 54,578,314.30, 81,812,359.05 and 27,242,563.90 is: 40,836,336.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,578,314.30 : 81,812,359.05 = 27,242,563.90 : x
  2. Step 2: Convert to fraction form
    54,578,314.30/81,812,359.05 = 27,242,563.90/x
  3. Step 3: Cross multiply
    54,578,314.30x = 81,812,359.05 × 27,242,563.90
  4. Step 4: Simplify right side
    54,578,314.30x = 2,228,778,419,229,368
  5. Step 5: Solve for x
    x = 2,228,778,419,229,368/54,578,314.30
  6. Step 6: Final answer
    x = 40,836,336.70

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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.