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Finding the Third Proportional to 12,395,348 and 19,239,640

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Solution

The third proportional to 12,395,348 and 19,239,640 is: 29,863,118.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,395,348 : 19,239,640 = 19,239,640 : x
  2. Step 2: Convert to fraction form
    12,395,348/19,239,640 = 19,239,640/x
  3. Step 3: Cross multiply
    12,395,348x = 19,239,640 × 19,239,640
  4. Step 4: Simplify right side
    12,395,348x = 370,163,747,329,600
  5. Step 5: Solve for x
    x = 370,163,747,329,600/12,395,348
  6. Step 6: Final answer
    x = 29,863,118.59

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.