Home / 7,217,530.74-9,960,192.11-3,954,469.24

Finding the Fourth Proportional to 7,217,530.74, 9,960,192.11 and 3,954,469.24

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Solution

The fourth proportional to 7,217,530.74, 9,960,192.11 and 3,954,469.24 is: 5,457,167.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,217,530.74 : 9,960,192.11 = 3,954,469.24 : x
  2. Step 2: Convert to fraction form
    7,217,530.74/9,960,192.11 = 3,954,469.24/x
  3. Step 3: Cross multiply
    7,217,530.74x = 9,960,192.11 × 3,954,469.24
  4. Step 4: Simplify right side
    7,217,530.74x = 39,387,273,323,485.70
  5. Step 5: Solve for x
    x = 39,387,273,323,485.70/7,217,530.74
  6. Step 6: Final answer
    x = 5,457,167.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.