Home / 10,855,972.80-16,283,959.20-6,597,446.40

Finding the Fourth Proportional to 10,855,972.80, 16,283,959.20 and 6,597,446.40

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Solution

The fourth proportional to 10,855,972.80, 16,283,959.20 and 6,597,446.40 is: 9,896,169.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,855,972.80 : 16,283,959.20 = 6,597,446.40 : x
  2. Step 2: Convert to fraction form
    10,855,972.80/16,283,959.20 = 6,597,446.40/x
  3. Step 3: Cross multiply
    10,855,972.80x = 16,283,959.20 × 6,597,446.40
  4. Step 4: Simplify right side
    10,855,972.80x = 107,432,548,001,786.88
  5. Step 5: Solve for x
    x = 107,432,548,001,786.88/10,855,972.80
  6. Step 6: Final answer
    x = 9,896,169.60

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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.