Home / 52,131,222.18-71,941,582.62-28,928,508.12

Finding the Fourth Proportional to 52,131,222.18, 71,941,582.62 and 28,928,508.12

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Solution

The fourth proportional to 52,131,222.18, 71,941,582.62 and 28,928,508.12 is: 39,921,616.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,131,222.18 : 71,941,582.62 = 28,928,508.12 : x
  2. Step 2: Convert to fraction form
    52,131,222.18/71,941,582.62 = 28,928,508.12/x
  3. Step 3: Cross multiply
    52,131,222.18x = 71,941,582.62 × 28,928,508.12
  4. Step 4: Simplify right side
    52,131,222.18x = 2,081,162,656,988,321
  5. Step 5: Solve for x
    x = 2,081,162,656,988,321/52,131,222.18
  6. Step 6: Final answer
    x = 39,921,616.45

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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.