Home / 49,207,701.30-73,811,163.15-12,816,021.30

Finding the Fourth Proportional to 49,207,701.30, 73,811,163.15 and 12,816,021.30

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Solution

The fourth proportional to 49,207,701.30, 73,811,163.15 and 12,816,021.30 is: 19,223,930.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,207,701.30 : 73,811,163.15 = 12,816,021.30 : x
  2. Step 2: Convert to fraction form
    49,207,701.30/73,811,163.15 = 12,816,021.30/x
  3. Step 3: Cross multiply
    49,207,701.30x = 73,811,163.15 × 12,816,021.30
  4. Step 4: Simplify right side
    49,207,701.30x = 945,965,439,108,175.25
  5. Step 5: Solve for x
    x = 945,965,439,108,175.25/49,207,701.30
  6. Step 6: Final answer
    x = 19,223,930.69

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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.