Home / 39,084,337.92-58,566,721.86-20,891,122.32

Finding the Fourth Proportional to 39,084,337.92, 58,566,721.86 and 20,891,122.32

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Solution

The fourth proportional to 39,084,337.92, 58,566,721.86 and 20,891,122.32 is: 31,304,727.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,084,337.92 : 58,566,721.86 = 20,891,122.32 : x
  2. Step 2: Convert to fraction form
    39,084,337.92/58,566,721.86 = 20,891,122.32/x
  3. Step 3: Cross multiply
    39,084,337.92x = 58,566,721.86 × 20,891,122.32
  4. Step 4: Simplify right side
    39,084,337.92x = 1,223,524,550,258,678
  5. Step 5: Solve for x
    x = 1,223,524,550,258,678/39,084,337.92
  6. Step 6: Final answer
    x = 31,304,727.56

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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.