Home / 13,747,040.82-18,968,807.46-7,944,702

Finding the Fourth Proportional to 13,747,040.82, 18,968,807.46 and 7,944,702

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Solution

The fourth proportional to 13,747,040.82, 18,968,807.46 and 7,944,702 is: 10,962,470.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,747,040.82 : 18,968,807.46 = 7,944,702 : x
  2. Step 2: Convert to fraction form
    13,747,040.82/18,968,807.46 = 7,944,702/x
  3. Step 3: Cross multiply
    13,747,040.82x = 18,968,807.46 × 7,944,702
  4. Step 4: Simplify right side
    13,747,040.82x = 150,701,522,565,076.94
  5. Step 5: Solve for x
    x = 150,701,522,565,076.94/13,747,040.82
  6. Step 6: Final answer
    x = 10,962,470.00

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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.