Home / 54,576,015.80-81,864,023.70-27,286,520.45

Finding the Fourth Proportional to 54,576,015.80, 81,864,023.70 and 27,286,520.45

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Solution

The fourth proportional to 54,576,015.80, 81,864,023.70 and 27,286,520.45 is: 40,929,780.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,576,015.80 : 81,864,023.70 = 27,286,520.45 : x
  2. Step 2: Convert to fraction form
    54,576,015.80/81,864,023.70 = 27,286,520.45/x
  3. Step 3: Cross multiply
    54,576,015.80x = 81,864,023.70 × 27,286,520.45
  4. Step 4: Simplify right side
    54,576,015.80x = 2,233,784,356,809,334.75
  5. Step 5: Solve for x
    x = 2,233,784,356,809,334.75/54,576,015.80
  6. Step 6: Final answer
    x = 40,929,780.68

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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.