Home / 54,841,149.15-82,270,972.04-18,440,886.71

Finding the Fourth Proportional to 54,841,149.15, 82,270,972.04 and 18,440,886.71

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Solution

The fourth proportional to 54,841,149.15, 82,270,972.04 and 18,440,886.71 is: 27,664,439.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,841,149.15 : 82,270,972.04 = 18,440,886.71 : x
  2. Step 2: Convert to fraction form
    54,841,149.15/82,270,972.04 = 18,440,886.71/x
  3. Step 3: Cross multiply
    54,841,149.15x = 82,270,972.04 × 18,440,886.71
  4. Step 4: Simplify right side
    54,841,149.15x = 1,517,149,675,024,690.50
  5. Step 5: Solve for x
    x = 1,517,149,675,024,690.50/54,841,149.15
  6. Step 6: Final answer
    x = 27,664,439.91

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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.