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Finding the Third Proportional to 4,388,944.50 and 9,386,280

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Solution

The third proportional to 4,388,944.50 and 9,386,280 is: 20,073,676.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,388,944.50 : 9,386,280 = 9,386,280 : x
  2. Step 2: Convert to fraction form
    4,388,944.50/9,386,280 = 9,386,280/x
  3. Step 3: Cross multiply
    4,388,944.50x = 9,386,280 × 9,386,280
  4. Step 4: Simplify right side
    4,388,944.50x = 88,102,252,238,400
  5. Step 5: Solve for x
    x = 88,102,252,238,400/4,388,944.50
  6. Step 6: Final answer
    x = 20,073,676.54

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.