Home / 18,270,519.20-25,211,282.28-10,119,716

Finding the Fourth Proportional to 18,270,519.20, 25,211,282.28 and 10,119,716

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Solution

The fourth proportional to 18,270,519.20, 25,211,282.28 and 10,119,716 is: 13,964,081.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,270,519.20 : 25,211,282.28 = 10,119,716 : x
  2. Step 2: Convert to fraction form
    18,270,519.20/25,211,282.28 = 10,119,716/x
  3. Step 3: Cross multiply
    18,270,519.20x = 25,211,282.28 × 10,119,716
  4. Step 4: Simplify right side
    18,270,519.20x = 255,131,016,669,432.50
  5. Step 5: Solve for x
    x = 255,131,016,669,432.50/18,270,519.20
  6. Step 6: Final answer
    x = 13,964,081.36

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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.