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Finding the Third Proportional to 8,444,938.50 and 18,453,061.13

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Solution

The third proportional to 8,444,938.50 and 18,453,061.13 is: 40,321,840.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,444,938.50 : 18,453,061.13 = 18,453,061.13 : x
  2. Step 2: Convert to fraction form
    8,444,938.50/18,453,061.13 = 18,453,061.13/x
  3. Step 3: Cross multiply
    8,444,938.50x = 18,453,061.13 × 18,453,061.13
  4. Step 4: Simplify right side
    8,444,938.50x = 340,515,464,882,986.25
  5. Step 5: Solve for x
    x = 340,515,464,882,986.25/8,444,938.50
  6. Step 6: Final answer
    x = 40,321,840.70

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.