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Finding the Third Proportional to 8,900,247 and 19,141,782

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Solution

The third proportional to 8,900,247 and 19,141,782 is: 41,168,275.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,900,247 : 19,141,782 = 19,141,782 : x
  2. Step 2: Convert to fraction form
    8,900,247/19,141,782 = 19,141,782/x
  3. Step 3: Cross multiply
    8,900,247x = 19,141,782 × 19,141,782
  4. Step 4: Simplify right side
    8,900,247x = 366,407,818,135,524
  5. Step 5: Solve for x
    x = 366,407,818,135,524/8,900,247
  6. Step 6: Final answer
    x = 41,168,275.23

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.