Home / 64,794,769.26-89,416,942.35-35,427,996.78

Finding the Fourth Proportional to 64,794,769.26, 89,416,942.35 and 35,427,996.78

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Solution

The fourth proportional to 64,794,769.26, 89,416,942.35 and 35,427,996.78 is: 48,890,723.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,794,769.26 : 89,416,942.35 = 35,427,996.78 : x
  2. Step 2: Convert to fraction form
    64,794,769.26/89,416,942.35 = 35,427,996.78/x
  3. Step 3: Cross multiply
    64,794,769.26x = 89,416,942.35 × 35,427,996.78
  4. Step 4: Simplify right side
    64,794,769.26x = 3,167,863,145,653,245.50
  5. Step 5: Solve for x
    x = 3,167,863,145,653,245.50/64,794,769.26
  6. Step 6: Final answer
    x = 48,890,723.46

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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.