Home / 13,752,002.80-20,628,004.20-4,167,858.03

Finding the Fourth Proportional to 13,752,002.80, 20,628,004.20 and 4,167,858.03

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Solution

The fourth proportional to 13,752,002.80, 20,628,004.20 and 4,167,858.03 is: 6,251,787.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,752,002.80 : 20,628,004.20 = 4,167,858.03 : x
  2. Step 2: Convert to fraction form
    13,752,002.80/20,628,004.20 = 4,167,858.03/x
  3. Step 3: Cross multiply
    13,752,002.80x = 20,628,004.20 × 4,167,858.03
  4. Step 4: Simplify right side
    13,752,002.80x = 85,974,592,947,843.72
  5. Step 5: Solve for x
    x = 85,974,592,947,843.72/13,752,002.80
  6. Step 6: Final answer
    x = 6,251,787.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.