Home / 73,979,864.10-110,976,794.55-20,127,176.10

Finding the Fourth Proportional to 73,979,864.10, 110,976,794.55 and 20,127,176.10

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Solution

The fourth proportional to 73,979,864.10, 110,976,794.55 and 20,127,176.10 is: 30,192,668.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,979,864.10 : 110,976,794.55 = 20,127,176.10 : x
  2. Step 2: Convert to fraction form
    73,979,864.10/110,976,794.55 = 20,127,176.10/x
  3. Step 3: Cross multiply
    73,979,864.10x = 110,976,794.55 × 20,127,176.10
  4. Step 4: Simplify right side
    73,979,864.10x = 2,233,649,486,921,370.25
  5. Step 5: Solve for x
    x = 2,233,649,486,921,370.25/73,979,864.10
  6. Step 6: Final answer
    x = 30,192,668.15

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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.