Home / 36,146,827.20-54,220,240.80-31,107,979.20

Finding the Fourth Proportional to 36,146,827.20, 54,220,240.80 and 31,107,979.20

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Solution

The fourth proportional to 36,146,827.20, 54,220,240.80 and 31,107,979.20 is: 46,661,968.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,146,827.20 : 54,220,240.80 = 31,107,979.20 : x
  2. Step 2: Convert to fraction form
    36,146,827.20/54,220,240.80 = 31,107,979.20/x
  3. Step 3: Cross multiply
    36,146,827.20x = 54,220,240.80 × 31,107,979.20
  4. Step 4: Simplify right side
    36,146,827.20x = 1,686,682,123,025,391.25
  5. Step 5: Solve for x
    x = 1,686,682,123,025,391.25/36,146,827.20
  6. Step 6: Final answer
    x = 46,661,968.80

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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.