Home / 54,171,011.28-81,239,448.06-17,770,919.53

Finding the Fourth Proportional to 54,171,011.28, 81,239,448.06 and 17,770,919.53

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Solution

The fourth proportional to 54,171,011.28, 81,239,448.06 and 17,770,919.53 is: 26,650,779.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,171,011.28 : 81,239,448.06 = 17,770,919.53 : x
  2. Step 2: Convert to fraction form
    54,171,011.28/81,239,448.06 = 17,770,919.53/x
  3. Step 3: Cross multiply
    54,171,011.28x = 81,239,448.06 × 17,770,919.53
  4. Step 4: Simplify right side
    54,171,011.28x = 1,443,699,694,135,874.75
  5. Step 5: Solve for x
    x = 1,443,699,694,135,874.75/54,171,011.28
  6. Step 6: Final answer
    x = 26,650,779.82

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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.