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Finding the Third Proportional to 20,299,386 and 47,366,870

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Solution

The third proportional to 20,299,386 and 47,366,870 is: 110,526,514.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,299,386 : 47,366,870 = 47,366,870 : x
  2. Step 2: Convert to fraction form
    20,299,386/47,366,870 = 47,366,870/x
  3. Step 3: Cross multiply
    20,299,386x = 47,366,870 × 47,366,870
  4. Step 4: Simplify right side
    20,299,386x = 2,243,620,373,596,900
  5. Step 5: Solve for x
    x = 2,243,620,373,596,900/20,299,386
  6. Step 6: Final answer
    x = 110,526,514.13

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Why These Related Problems?

These problems maintain the same ratio (2.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.