Home / 39,084,336.92-58,566,720.36-20,891,121.32

Finding the Fourth Proportional to 39,084,336.92, 58,566,720.36 and 20,891,121.32

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Solution

The fourth proportional to 39,084,336.92, 58,566,720.36 and 20,891,121.32 is: 31,304,726.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,084,336.92 : 58,566,720.36 = 20,891,121.32 : x
  2. Step 2: Convert to fraction form
    39,084,336.92/58,566,720.36 = 20,891,121.32/x
  3. Step 3: Cross multiply
    39,084,336.92x = 58,566,720.36 × 20,891,121.32
  4. Step 4: Simplify right side
    39,084,336.92x = 1,223,524,460,355,274
  5. Step 5: Solve for x
    x = 1,223,524,460,355,274/39,084,336.92
  6. Step 6: Final answer
    x = 31,304,726.06

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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.