Home / 55,057,843.83-75,981,822.10-31,540,925.65

Finding the Fourth Proportional to 55,057,843.83, 75,981,822.10 and 31,540,925.65

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Solution

The fourth proportional to 55,057,843.83, 75,981,822.10 and 31,540,925.65 is: 43,527,621.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,057,843.83 : 75,981,822.10 = 31,540,925.65 : x
  2. Step 2: Convert to fraction form
    55,057,843.83/75,981,822.10 = 31,540,925.65/x
  3. Step 3: Cross multiply
    55,057,843.83x = 75,981,822.10 × 31,540,925.65
  4. Step 4: Simplify right side
    55,057,843.83x = 2,396,537,001,227,717.50
  5. Step 5: Solve for x
    x = 2,396,537,001,227,717.50/55,057,843.83
  6. Step 6: Final answer
    x = 43,527,621.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.