Home / 10,142,747.88-15,213,959.33-3,226,126.80

Finding the Fourth Proportional to 10,142,747.88, 15,213,959.33 and 3,226,126.80

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Solution

The fourth proportional to 10,142,747.88, 15,213,959.33 and 3,226,126.80 is: 4,839,138.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,142,747.88 : 15,213,959.33 = 3,226,126.80 : x
  2. Step 2: Convert to fraction form
    10,142,747.88/15,213,959.33 = 3,226,126.80/x
  3. Step 3: Cross multiply
    10,142,747.88x = 15,213,959.33 × 3,226,126.80
  4. Step 4: Simplify right side
    10,142,747.88x = 49,082,161,928,623.04
  5. Step 5: Solve for x
    x = 49,082,161,928,623.04/10,142,747.88
  6. Step 6: Final answer
    x = 4,839,138.52

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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.