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Finding the Third Proportional to 13,035,192 and 19,720,559

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Solution

The third proportional to 13,035,192 and 19,720,559 is: 29,834,654.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,035,192 : 19,720,559 = 19,720,559 : x
  2. Step 2: Convert to fraction form
    13,035,192/19,720,559 = 19,720,559/x
  3. Step 3: Cross multiply
    13,035,192x = 19,720,559 × 19,720,559
  4. Step 4: Simplify right side
    13,035,192x = 388,900,447,272,481
  5. Step 5: Solve for x
    x = 388,900,447,272,481/13,035,192
  6. Step 6: Final answer
    x = 29,834,654.32

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.