Home / 12,954,255.80-19,431,383.70-6,221,046.20

Finding the Fourth Proportional to 12,954,255.80, 19,431,383.70 and 6,221,046.20

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Solution

The fourth proportional to 12,954,255.80, 19,431,383.70 and 6,221,046.20 is: 9,331,569.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,954,255.80 : 19,431,383.70 = 6,221,046.20 : x
  2. Step 2: Convert to fraction form
    12,954,255.80/19,431,383.70 = 6,221,046.20/x
  3. Step 3: Cross multiply
    12,954,255.80x = 19,431,383.70 × 6,221,046.20
  4. Step 4: Simplify right side
    12,954,255.80x = 120,883,535,727,626.94
  5. Step 5: Solve for x
    x = 120,883,535,727,626.94/12,954,255.80
  6. Step 6: Final answer
    x = 9,331,569.30

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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.