Home / 39,990,180.38-55,188,153.28-22,349,082.42

Finding the Fourth Proportional to 39,990,180.38, 55,188,153.28 and 22,349,082.42

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Solution

The fourth proportional to 39,990,180.38, 55,188,153.28 and 22,349,082.42 is: 30,842,686.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,990,180.38 : 55,188,153.28 = 22,349,082.42 : x
  2. Step 2: Convert to fraction form
    39,990,180.38/55,188,153.28 = 22,349,082.42/x
  3. Step 3: Cross multiply
    39,990,180.38x = 55,188,153.28 × 22,349,082.42
  4. Step 4: Simplify right side
    39,990,180.38x = 1,233,404,586,319,725.25
  5. Step 5: Solve for x
    x = 1,233,404,586,319,725.25/39,990,180.38
  6. Step 6: Final answer
    x = 30,842,686.24

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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.