Home / 5,162,472.57-7,125,103.83-2,988,214.53

Finding the Fourth Proportional to 5,162,472.57, 7,125,103.83 and 2,988,214.53

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Solution

The fourth proportional to 5,162,472.57, 7,125,103.83 and 2,988,214.53 is: 4,124,252.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,162,472.57 : 7,125,103.83 = 2,988,214.53 : x
  2. Step 2: Convert to fraction form
    5,162,472.57/7,125,103.83 = 2,988,214.53/x
  3. Step 3: Cross multiply
    5,162,472.57x = 7,125,103.83 × 2,988,214.53
  4. Step 4: Simplify right side
    5,162,472.57x = 21,291,338,792,564.65
  5. Step 5: Solve for x
    x = 21,291,338,792,564.65/5,162,472.57
  6. Step 6: Final answer
    x = 4,124,252.19

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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.