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Finding the Third Proportional to 12,385,539 and 25,900,389

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Solution

The third proportional to 12,385,539 and 25,900,389 is: 54,162,370.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,385,539 : 25,900,389 = 25,900,389 : x
  2. Step 2: Convert to fraction form
    12,385,539/25,900,389 = 25,900,389/x
  3. Step 3: Cross multiply
    12,385,539x = 25,900,389 × 25,900,389
  4. Step 4: Simplify right side
    12,385,539x = 670,830,150,351,321
  5. Step 5: Solve for x
    x = 670,830,150,351,321/12,385,539
  6. Step 6: Final answer
    x = 54,162,370.35

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.