Home / 20,364,228.92-30,546,346.41-5,987,421.47

Finding the Fourth Proportional to 20,364,228.92, 30,546,346.41 and 5,987,421.47

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Solution

The fourth proportional to 20,364,228.92, 30,546,346.41 and 5,987,421.47 is: 8,981,133.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,364,228.92 : 30,546,346.41 = 5,987,421.47 : x
  2. Step 2: Convert to fraction form
    20,364,228.92/30,546,346.41 = 5,987,421.47/x
  3. Step 3: Cross multiply
    20,364,228.92x = 30,546,346.41 × 5,987,421.47
  4. Step 4: Simplify right side
    20,364,228.92x = 182,893,850,172,559.69
  5. Step 5: Solve for x
    x = 182,893,850,172,559.69/20,364,228.92
  6. Step 6: Final answer
    x = 8,981,133.09

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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.