Home / 10,919,328.60-16,380,221.70-3,346,234.20

Finding the Fourth Proportional to 10,919,328.60, 16,380,221.70 and 3,346,234.20

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Solution

The fourth proportional to 10,919,328.60, 16,380,221.70 and 3,346,234.20 is: 5,019,727.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,919,328.60 : 16,380,221.70 = 3,346,234.20 : x
  2. Step 2: Convert to fraction form
    10,919,328.60/16,380,221.70 = 3,346,234.20/x
  3. Step 3: Cross multiply
    10,919,328.60x = 16,380,221.70 × 3,346,234.20
  4. Step 4: Simplify right side
    10,919,328.60x = 54,812,058,056,122.14
  5. Step 5: Solve for x
    x = 54,812,058,056,122.14/10,919,328.60
  6. Step 6: Final answer
    x = 5,019,727.87

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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.