Home / 73,162,613.22-100,992,810.39-54,881,081.70

Finding the Fourth Proportional to 73,162,613.22, 100,992,810.39 and 54,881,081.70

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Solution

The fourth proportional to 73,162,613.22, 100,992,810.39 and 54,881,081.70 is: 75,757,199.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,162,613.22 : 100,992,810.39 = 54,881,081.70 : x
  2. Step 2: Convert to fraction form
    73,162,613.22/100,992,810.39 = 54,881,081.70/x
  3. Step 3: Cross multiply
    73,162,613.22x = 100,992,810.39 × 54,881,081.70
  4. Step 4: Simplify right side
    73,162,613.22x = 5,542,594,678,126,199
  5. Step 5: Solve for x
    x = 5,542,594,678,126,199/73,162,613.22
  6. Step 6: Final answer
    x = 75,757,199.40

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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.