Home / 25,231,571.12-34,819,582.16-13,629,134.70

Finding the Fourth Proportional to 25,231,571.12, 34,819,582.16 and 13,629,134.70

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Solution

The fourth proportional to 25,231,571.12, 34,819,582.16 and 13,629,134.70 is: 18,808,213.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,231,571.12 : 34,819,582.16 = 13,629,134.70 : x
  2. Step 2: Convert to fraction form
    25,231,571.12/34,819,582.16 = 13,629,134.70/x
  3. Step 3: Cross multiply
    25,231,571.12x = 34,819,582.16 × 13,629,134.70
  4. Step 4: Simplify right side
    25,231,571.12x = 474,560,775,388,211.25
  5. Step 5: Solve for x
    x = 474,560,775,388,211.25/25,231,571.12
  6. Step 6: Final answer
    x = 18,808,213.46

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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.