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Finding the Third Proportional to 15,941,981 and 22,369,759

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Solution

The third proportional to 15,941,981 and 22,369,759 is: 31,389,205.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,941,981 : 22,369,759 = 22,369,759 : x
  2. Step 2: Convert to fraction form
    15,941,981/22,369,759 = 22,369,759/x
  3. Step 3: Cross multiply
    15,941,981x = 22,369,759 × 22,369,759
  4. Step 4: Simplify right side
    15,941,981x = 500,406,117,718,081
  5. Step 5: Solve for x
    x = 500,406,117,718,081/15,941,981
  6. Step 6: Final answer
    x = 31,389,205.50

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.