Home / 19,192,975.64-26,486,304.48-10,491,183.20

Finding the Fourth Proportional to 19,192,975.64, 26,486,304.48 and 10,491,183.20

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Solution

The fourth proportional to 19,192,975.64, 26,486,304.48 and 10,491,183.20 is: 14,477,831.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,192,975.64 : 26,486,304.48 = 10,491,183.20 : x
  2. Step 2: Convert to fraction form
    19,192,975.64/26,486,304.48 = 10,491,183.20/x
  3. Step 3: Cross multiply
    19,192,975.64x = 26,486,304.48 × 10,491,183.20
  4. Step 4: Simplify right side
    19,192,975.64x = 277,872,672,590,660.72
  5. Step 5: Solve for x
    x = 277,872,672,590,660.72/19,192,975.64
  6. Step 6: Final answer
    x = 14,477,831.78

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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.