Home / 38,530,132.33-53,179,307.22-22,857,855.93

Finding the Fourth Proportional to 38,530,132.33, 53,179,307.22 and 22,857,855.93

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Solution

The fourth proportional to 38,530,132.33, 53,179,307.22 and 22,857,855.93 is: 31,548,423.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,530,132.33 : 53,179,307.22 = 22,857,855.93 : x
  2. Step 2: Convert to fraction form
    38,530,132.33/53,179,307.22 = 22,857,855.93/x
  3. Step 3: Cross multiply
    38,530,132.33x = 53,179,307.22 × 22,857,855.93
  4. Step 4: Simplify right side
    38,530,132.33x = 1,215,564,942,891,968.75
  5. Step 5: Solve for x
    x = 1,215,564,942,891,968.75/38,530,132.33
  6. Step 6: Final answer
    x = 31,548,423.78

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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.