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Finding the Third Proportional to 19,292,658 and 29,859,309

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Solution

The third proportional to 19,292,658 and 29,859,309 is: 46,213,348.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,292,658 : 29,859,309 = 29,859,309 : x
  2. Step 2: Convert to fraction form
    19,292,658/29,859,309 = 29,859,309/x
  3. Step 3: Cross multiply
    19,292,658x = 29,859,309 × 29,859,309
  4. Step 4: Simplify right side
    19,292,658x = 891,578,333,957,481
  5. Step 5: Solve for x
    x = 891,578,333,957,481/19,292,658
  6. Step 6: Final answer
    x = 46,213,348.83

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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.