Home / 12,727,897.88-19,704,117.38

Finding the Third Proportional to 12,727,897.88 and 19,704,117.38

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Solution

The third proportional to 12,727,897.88 and 19,704,117.38 is: 30,504,034.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,727,897.88 : 19,704,117.38 = 19,704,117.38 : x
  2. Step 2: Convert to fraction form
    12,727,897.88/19,704,117.38 = 19,704,117.38/x
  3. Step 3: Cross multiply
    12,727,897.88x = 19,704,117.38 × 19,704,117.38
  4. Step 4: Simplify right side
    12,727,897.88x = 388,252,241,527,776.88
  5. Step 5: Solve for x
    x = 388,252,241,527,776.88/12,727,897.88
  6. Step 6: Final answer
    x = 30,504,034.94

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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.