Home / 43,609,730.80-65,343,737.40-36,382,133.20

Finding the Fourth Proportional to 43,609,730.80, 65,343,737.40 and 36,382,133.20

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Solution

The fourth proportional to 43,609,730.80, 65,343,737.40 and 36,382,133.20 is: 54,514,084.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,609,730.80 : 65,343,737.40 = 36,382,133.20 : x
  2. Step 2: Convert to fraction form
    43,609,730.80/65,343,737.40 = 36,382,133.20/x
  3. Step 3: Cross multiply
    43,609,730.80x = 65,343,737.40 × 36,382,133.20
  4. Step 4: Simplify right side
    43,609,730.80x = 2,377,344,557,872,622
  5. Step 5: Solve for x
    x = 2,377,344,557,872,622/43,609,730.80
  6. Step 6: Final answer
    x = 54,514,084.68

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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.