Home / 36,126,857.50-49,848,631.92-20,445,808.30

Finding the Fourth Proportional to 36,126,857.50, 49,848,631.92 and 20,445,808.30

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Solution

The fourth proportional to 36,126,857.50, 49,848,631.92 and 20,445,808.30 is: 28,211,575.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,126,857.50 : 49,848,631.92 = 20,445,808.30 : x
  2. Step 2: Convert to fraction form
    36,126,857.50/49,848,631.92 = 20,445,808.30/x
  3. Step 3: Cross multiply
    36,126,857.50x = 49,848,631.92 × 20,445,808.30
  4. Step 4: Simplify right side
    36,126,857.50x = 1,019,195,572,253,581
  5. Step 5: Solve for x
    x = 1,019,195,572,253,581/36,126,857.50
  6. Step 6: Final answer
    x = 28,211,575.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.