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Finding the Third Proportional to 4,198,282 and 8,695,316

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Solution

The third proportional to 4,198,282 and 8,695,316 is: 18,009,395.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,198,282 : 8,695,316 = 8,695,316 : x
  2. Step 2: Convert to fraction form
    4,198,282/8,695,316 = 8,695,316/x
  3. Step 3: Cross multiply
    4,198,282x = 8,695,316 × 8,695,316
  4. Step 4: Simplify right side
    4,198,282x = 75,608,520,339,856
  5. Step 5: Solve for x
    x = 75,608,520,339,856/4,198,282
  6. Step 6: Final answer
    x = 18,009,395.35

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.