Home / 10,855,722.80-16,277,363.40-3,281,553.20

Finding the Fourth Proportional to 10,855,722.80, 16,277,363.40 and 3,281,553.20

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Solution

The fourth proportional to 10,855,722.80, 16,277,363.40 and 3,281,553.20 is: 4,920,449.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,855,722.80 : 16,277,363.40 = 3,281,553.20 : x
  2. Step 2: Convert to fraction form
    10,855,722.80/16,277,363.40 = 3,281,553.20/x
  3. Step 3: Cross multiply
    10,855,722.80x = 16,277,363.40 × 3,281,553.20
  4. Step 4: Simplify right side
    10,855,722.80x = 53,415,033,952,832.88
  5. Step 5: Solve for x
    x = 53,415,033,952,832.88/10,855,722.80
  6. Step 6: Final answer
    x = 4,920,449.33

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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.