Home / 7,178,304.78-10,763,859.15-2,384,313.30

Finding the Fourth Proportional to 7,178,304.78, 10,763,859.15 and 2,384,313.30

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Solution

The fourth proportional to 7,178,304.78, 10,763,859.15 and 2,384,313.30 is: 3,575,274.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,178,304.78 : 10,763,859.15 = 2,384,313.30 : x
  2. Step 2: Convert to fraction form
    7,178,304.78/10,763,859.15 = 2,384,313.30/x
  3. Step 3: Cross multiply
    7,178,304.78x = 10,763,859.15 × 2,384,313.30
  4. Step 4: Simplify right side
    7,178,304.78x = 25,664,412,530,671.70
  5. Step 5: Solve for x
    x = 25,664,412,530,671.70/7,178,304.78
  6. Step 6: Final answer
    x = 3,575,274.85

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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.