Home / 36,383,139.04-54,545,920.08-13,661,505.76

Finding the Fourth Proportional to 36,383,139.04, 54,545,920.08 and 13,661,505.76

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Solution

The fourth proportional to 36,383,139.04, 54,545,920.08 and 13,661,505.76 is: 20,481,448.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,383,139.04 : 54,545,920.08 = 13,661,505.76 : x
  2. Step 2: Convert to fraction form
    36,383,139.04/54,545,920.08 = 13,661,505.76/x
  3. Step 3: Cross multiply
    36,383,139.04x = 54,545,920.08 × 13,661,505.76
  4. Step 4: Simplify right side
    36,383,139.04x = 745,179,401,357,419.62
  5. Step 5: Solve for x
    x = 745,179,401,357,419.62/36,383,139.04
  6. Step 6: Final answer
    x = 20,481,448.85

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1.5x scale

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.