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Finding the Third Proportional to 7,524,868 and 11,355,142

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Solution

The third proportional to 7,524,868 and 11,355,142 is: 17,135,084.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,524,868 : 11,355,142 = 11,355,142 : x
  2. Step 2: Convert to fraction form
    7,524,868/11,355,142 = 11,355,142/x
  3. Step 3: Cross multiply
    7,524,868x = 11,355,142 × 11,355,142
  4. Step 4: Simplify right side
    7,524,868x = 128,939,249,840,164
  5. Step 5: Solve for x
    x = 128,939,249,840,164/7,524,868
  6. Step 6: Final answer
    x = 17,135,084.61

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.