Home / 5,163,091.92-7,124,521.16-2,870,882.64

Finding the Fourth Proportional to 5,163,091.92, 7,124,521.16 and 2,870,882.64

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Solution

The fourth proportional to 5,163,091.92, 7,124,521.16 and 2,870,882.64 is: 3,961,514.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,163,091.92 : 7,124,521.16 = 2,870,882.64 : x
  2. Step 2: Convert to fraction form
    5,163,091.92/7,124,521.16 = 2,870,882.64/x
  3. Step 3: Cross multiply
    5,163,091.92x = 7,124,521.16 × 2,870,882.64
  4. Step 4: Simplify right side
    5,163,091.92x = 20,453,664,116,556.66
  5. Step 5: Solve for x
    x = 20,453,664,116,556.66/5,163,091.92
  6. Step 6: Final answer
    x = 3,961,514.62

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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.