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Finding the Third Proportional to 20,762,577 and 45,433,413

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Solution

The third proportional to 20,762,577 and 45,433,413 is: 99,419,018.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,762,577 : 45,433,413 = 45,433,413 : x
  2. Step 2: Convert to fraction form
    20,762,577/45,433,413 = 45,433,413/x
  3. Step 3: Cross multiply
    20,762,577x = 45,433,413 × 45,433,413
  4. Step 4: Simplify right side
    20,762,577x = 2,064,195,016,828,569
  5. Step 5: Solve for x
    x = 2,064,195,016,828,569/20,762,577
  6. Step 6: Final answer
    x = 99,419,018.02

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.