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Finding the Third Proportional to 3,249,782 and 7,041,938

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Solution

The third proportional to 3,249,782 and 7,041,938 is: 15,259,143.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,249,782 : 7,041,938 = 7,041,938 : x
  2. Step 2: Convert to fraction form
    3,249,782/7,041,938 = 7,041,938/x
  3. Step 3: Cross multiply
    3,249,782x = 7,041,938 × 7,041,938
  4. Step 4: Simplify right side
    3,249,782x = 49,588,890,795,844
  5. Step 5: Solve for x
    x = 49,588,890,795,844/3,249,782
  6. Step 6: Final answer
    x = 15,259,143.78

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.