Home / 13,469,897.13-20,205,020.67-4,494,449.13

Finding the Fourth Proportional to 13,469,897.13, 20,205,020.67 and 4,494,449.13

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Solution

The fourth proportional to 13,469,897.13, 20,205,020.67 and 4,494,449.13 is: 6,741,732.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,469,897.13 : 20,205,020.67 = 4,494,449.13 : x
  2. Step 2: Convert to fraction form
    13,469,897.13/20,205,020.67 = 4,494,449.13/x
  3. Step 3: Cross multiply
    13,469,897.13x = 20,205,020.67 × 4,494,449.13
  4. Step 4: Simplify right side
    13,469,897.13x = 90,810,437,571,913.52
  5. Step 5: Solve for x
    x = 90,810,437,571,913.52/13,469,897.13
  6. Step 6: Final answer
    x = 6,741,732.08

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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.