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Finding the Third Proportional to 21,327,370 and 45,939,920

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Solution

The third proportional to 21,327,370 and 45,939,920 is: 98,956,235.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,327,370 : 45,939,920 = 45,939,920 : x
  2. Step 2: Convert to fraction form
    21,327,370/45,939,920 = 45,939,920/x
  3. Step 3: Cross multiply
    21,327,370x = 45,939,920 × 45,939,920
  4. Step 4: Simplify right side
    21,327,370x = 2,110,476,249,606,400
  5. Step 5: Solve for x
    x = 2,110,476,249,606,400/21,327,370
  6. Step 6: Final answer
    x = 98,956,235.56

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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.