Home / 39,915,520.92-55,079,305.56-29,467,094.40

Finding the Fourth Proportional to 39,915,520.92, 55,079,305.56 and 29,467,094.40

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Solution

The fourth proportional to 39,915,520.92, 55,079,305.56 and 29,467,094.40 is: 40,661,553.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,915,520.92 : 55,079,305.56 = 29,467,094.40 : x
  2. Step 2: Convert to fraction form
    39,915,520.92/55,079,305.56 = 29,467,094.40/x
  3. Step 3: Cross multiply
    39,915,520.92x = 55,079,305.56 × 29,467,094.40
  4. Step 4: Simplify right side
    39,915,520.92x = 1,623,027,096,422,964.75
  5. Step 5: Solve for x
    x = 1,623,027,096,422,964.75/39,915,520.92
  6. Step 6: Final answer
    x = 40,661,553.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.