Home / 7,205,950.49-10,801,981.78-2,654,511.43

Finding the Fourth Proportional to 7,205,950.49, 10,801,981.78 and 2,654,511.43

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Solution

The fourth proportional to 7,205,950.49, 10,801,981.78 and 2,654,511.43 is: 3,979,209.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,205,950.49 : 10,801,981.78 = 2,654,511.43 : x
  2. Step 2: Convert to fraction form
    7,205,950.49/10,801,981.78 = 2,654,511.43/x
  3. Step 3: Cross multiply
    7,205,950.49x = 10,801,981.78 × 2,654,511.43
  4. Step 4: Simplify right side
    7,205,950.49x = 28,673,984,101,661.75
  5. Step 5: Solve for x
    x = 28,673,984,101,661.75/7,205,950.49
  6. Step 6: Final answer
    x = 3,979,209.15

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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.