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Finding the Third Proportional to 17,955,615 and 27,859,725

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Solution

The third proportional to 17,955,615 and 27,859,725 is: 43,226,827.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,955,615 : 27,859,725 = 27,859,725 : x
  2. Step 2: Convert to fraction form
    17,955,615/27,859,725 = 27,859,725/x
  3. Step 3: Cross multiply
    17,955,615x = 27,859,725 × 27,859,725
  4. Step 4: Simplify right side
    17,955,615x = 776,164,277,075,625
  5. Step 5: Solve for x
    x = 776,164,277,075,625/17,955,615
  6. Step 6: Final answer
    x = 43,226,827.77

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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.