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Finding the Third Proportional to 4,040,352 and 8,721,633

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Solution

The third proportional to 4,040,352 and 8,721,633 is: 18,826,795.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,040,352 : 8,721,633 = 8,721,633 : x
  2. Step 2: Convert to fraction form
    4,040,352/8,721,633 = 8,721,633/x
  3. Step 3: Cross multiply
    4,040,352x = 8,721,633 × 8,721,633
  4. Step 4: Simplify right side
    4,040,352x = 76,066,882,186,689
  5. Step 5: Solve for x
    x = 76,066,882,186,689/4,040,352
  6. Step 6: Final answer
    x = 18,826,795.83

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.