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Finding the Third Proportional to 13,957,760 and 21,006,528

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Solution

The third proportional to 13,957,760 and 21,006,528 is: 31,614,973.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,957,760 : 21,006,528 = 21,006,528 : x
  2. Step 2: Convert to fraction form
    13,957,760/21,006,528 = 21,006,528/x
  3. Step 3: Cross multiply
    13,957,760x = 21,006,528 × 21,006,528
  4. Step 4: Simplify right side
    13,957,760x = 441,274,218,614,784
  5. Step 5: Solve for x
    x = 441,274,218,614,784/13,957,760
  6. Step 6: Final answer
    x = 31,614,973.94

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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.