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Finding the Third Proportional to 21,207,548 and 32,638,032

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Solution

The third proportional to 21,207,548 and 32,638,032 is: 50,229,339.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,207,548 : 32,638,032 = 32,638,032 : x
  2. Step 2: Convert to fraction form
    21,207,548/32,638,032 = 32,638,032/x
  3. Step 3: Cross multiply
    21,207,548x = 32,638,032 × 32,638,032
  4. Step 4: Simplify right side
    21,207,548x = 1,065,241,132,833,024
  5. Step 5: Solve for x
    x = 1,065,241,132,833,024/21,207,548
  6. Step 6: Final answer
    x = 50,229,339.71

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.