Home / 19,832,846.16-27,351,028.38-13,221,228.04

Finding the Fourth Proportional to 19,832,846.16, 27,351,028.38 and 13,221,228.04

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Solution

The fourth proportional to 19,832,846.16, 27,351,028.38 and 13,221,228.04 is: 18,233,095.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,832,846.16 : 27,351,028.38 = 13,221,228.04 : x
  2. Step 2: Convert to fraction form
    19,832,846.16/27,351,028.38 = 13,221,228.04/x
  3. Step 3: Cross multiply
    19,832,846.16x = 27,351,028.38 × 13,221,228.04
  4. Step 4: Simplify right side
    19,832,846.16x = 361,614,183,340,491.75
  5. Step 5: Solve for x
    x = 361,614,183,340,491.75/19,832,846.16
  6. Step 6: Final answer
    x = 18,233,095.77

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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.