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Finding the Third Proportional to 7,761,598.50 and 16,882,243.50

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Solution

The third proportional to 7,761,598.50 and 16,882,243.50 is: 36,720,547.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,761,598.50 : 16,882,243.50 = 16,882,243.50 : x
  2. Step 2: Convert to fraction form
    7,761,598.50/16,882,243.50 = 16,882,243.50/x
  3. Step 3: Cross multiply
    7,761,598.50x = 16,882,243.50 × 16,882,243.50
  4. Step 4: Simplify right side
    7,761,598.50x = 285,010,145,593,292.25
  5. Step 5: Solve for x
    x = 285,010,145,593,292.25/7,761,598.50
  6. Step 6: Final answer
    x = 36,720,547.40

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.