Home / 20,049,362.64-27,668,140.92-10,882,007.28

Finding the Fourth Proportional to 20,049,362.64, 27,668,140.92 and 10,882,007.28

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Solution

The fourth proportional to 20,049,362.64, 27,668,140.92 and 10,882,007.28 is: 15,017,181.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,049,362.64 : 27,668,140.92 = 10,882,007.28 : x
  2. Step 2: Convert to fraction form
    20,049,362.64/27,668,140.92 = 10,882,007.28/x
  3. Step 3: Cross multiply
    20,049,362.64x = 27,668,140.92 × 10,882,007.28
  4. Step 4: Simplify right side
    20,049,362.64x = 301,084,910,915,505.88
  5. Step 5: Solve for x
    x = 301,084,910,915,505.88/20,049,362.64
  6. Step 6: Final answer
    x = 15,017,181.16

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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.