Home / 18,145,218.80-27,217,828.20-4,682,046.80

Finding the Fourth Proportional to 18,145,218.80, 27,217,828.20 and 4,682,046.80

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Solution

The fourth proportional to 18,145,218.80, 27,217,828.20 and 4,682,046.80 is: 7,023,070.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,145,218.80 : 27,217,828.20 = 4,682,046.80 : x
  2. Step 2: Convert to fraction form
    18,145,218.80/27,217,828.20 = 4,682,046.80/x
  3. Step 3: Cross multiply
    18,145,218.80x = 27,217,828.20 × 4,682,046.80
  4. Step 4: Simplify right side
    18,145,218.80x = 127,435,145,426,759.75
  5. Step 5: Solve for x
    x = 127,435,145,426,759.75/18,145,218.80
  6. Step 6: Final answer
    x = 7,023,070.20

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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.