Home / 22,411,521.24-30,942,179.32-18,291,380.36

Finding the Fourth Proportional to 22,411,521.24, 30,942,179.32 and 18,291,380.36

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Solution

The fourth proportional to 22,411,521.24, 30,942,179.32 and 18,291,380.36 is: 25,253,759.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,411,521.24 : 30,942,179.32 = 18,291,380.36 : x
  2. Step 2: Convert to fraction form
    22,411,521.24/30,942,179.32 = 18,291,380.36/x
  3. Step 3: Cross multiply
    22,411,521.24x = 30,942,179.32 × 18,291,380.36
  4. Step 4: Simplify right side
    22,411,521.24x = 565,975,171,109,446.12
  5. Step 5: Solve for x
    x = 565,975,171,109,446.12/22,411,521.24
  6. Step 6: Final answer
    x = 25,253,759.66

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1.5x scale

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.