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Finding the Third Proportional to 2,981,681 and 6,549,121

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Solution

The third proportional to 2,981,681 and 6,549,121 is: 14,384,833.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,981,681 : 6,549,121 = 6,549,121 : x
  2. Step 2: Convert to fraction form
    2,981,681/6,549,121 = 6,549,121/x
  3. Step 3: Cross multiply
    2,981,681x = 6,549,121 × 6,549,121
  4. Step 4: Simplify right side
    2,981,681x = 42,890,985,872,641
  5. Step 5: Solve for x
    x = 42,890,985,872,641/2,981,681
  6. Step 6: Final answer
    x = 14,384,833.88

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.