Home / 20,703,546.83-31,055,320.25-6,326,490.18

Finding the Fourth Proportional to 20,703,546.83, 31,055,320.25 and 6,326,490.18

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Solution

The fourth proportional to 20,703,546.83, 31,055,320.25 and 6,326,490.18 is: 9,489,735.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,703,546.83 : 31,055,320.25 = 6,326,490.18 : x
  2. Step 2: Convert to fraction form
    20,703,546.83/31,055,320.25 = 6,326,490.18/x
  3. Step 3: Cross multiply
    20,703,546.83x = 31,055,320.25 × 6,326,490.18
  4. Step 4: Simplify right side
    20,703,546.83x = 196,471,178,566,747.69
  5. Step 5: Solve for x
    x = 196,471,178,566,747.69/20,703,546.83
  6. Step 6: Final answer
    x = 9,489,735.27

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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.