Home / 13,896,749.88-20,847,907.80-4,799,179.80

Finding the Fourth Proportional to 13,896,749.88, 20,847,907.80 and 4,799,179.80

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Solution

The fourth proportional to 13,896,749.88, 20,847,907.80 and 4,799,179.80 is: 7,199,730.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,896,749.88 : 20,847,907.80 = 4,799,179.80 : x
  2. Step 2: Convert to fraction form
    13,896,749.88/20,847,907.80 = 4,799,179.80/x
  3. Step 3: Cross multiply
    13,896,749.88x = 20,847,907.80 × 4,799,179.80
  4. Step 4: Simplify right side
    13,896,749.88x = 100,052,857,986,022.44
  5. Step 5: Solve for x
    x = 100,052,857,986,022.44/13,896,749.88
  6. Step 6: Final answer
    x = 7,199,730.79

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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.