Home / 13,322,620.80-19,957,359.15-9,283,669.20

Finding the Fourth Proportional to 13,322,620.80, 19,957,359.15 and 9,283,669.20

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Solution

The fourth proportional to 13,322,620.80, 19,957,359.15 and 9,283,669.20 is: 13,906,987.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,322,620.80 : 19,957,359.15 = 9,283,669.20 : x
  2. Step 2: Convert to fraction form
    13,322,620.80/19,957,359.15 = 9,283,669.20/x
  3. Step 3: Cross multiply
    13,322,620.80x = 19,957,359.15 × 9,283,669.20
  4. Step 4: Simplify right side
    13,322,620.80x = 185,277,520,454,193.16
  5. Step 5: Solve for x
    x = 185,277,520,454,193.16/13,322,620.80
  6. Step 6: Final answer
    x = 13,906,987.46

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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.