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Finding the Third Proportional to 12,925,432 and 19,138,584

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Solution

The third proportional to 12,925,432 and 19,138,584 is: 28,338,348.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,925,432 : 19,138,584 = 19,138,584 : x
  2. Step 2: Convert to fraction form
    12,925,432/19,138,584 = 19,138,584/x
  3. Step 3: Cross multiply
    12,925,432x = 19,138,584 × 19,138,584
  4. Step 4: Simplify right side
    12,925,432x = 366,285,397,525,056
  5. Step 5: Solve for x
    x = 366,285,397,525,056/12,925,432
  6. Step 6: Final answer
    x = 28,338,348.58

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.