Home / 20,381,383.10-30,591,228.85-10,672,964.46

Finding the Fourth Proportional to 20,381,383.10, 30,591,228.85 and 10,672,964.46

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Solution

The fourth proportional to 20,381,383.10, 30,591,228.85 and 10,672,964.46 is: 16,019,477.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,381,383.10 : 30,591,228.85 = 10,672,964.46 : x
  2. Step 2: Convert to fraction form
    20,381,383.10/30,591,228.85 = 10,672,964.46/x
  3. Step 3: Cross multiply
    20,381,383.10x = 30,591,228.85 × 10,672,964.46
  4. Step 4: Simplify right side
    20,381,383.10x = 326,499,098,277,094.31
  5. Step 5: Solve for x
    x = 326,499,098,277,094.31/20,381,383.10
  6. Step 6: Final answer
    x = 16,019,477.02

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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.