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Finding the Third Proportional to 27,866,434 and 43,042,167

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Solution

The third proportional to 27,866,434 and 43,042,167 is: 66,482,426.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,866,434 : 43,042,167 = 43,042,167 : x
  2. Step 2: Convert to fraction form
    27,866,434/43,042,167 = 43,042,167/x
  3. Step 3: Cross multiply
    27,866,434x = 43,042,167 × 43,042,167
  4. Step 4: Simplify right side
    27,866,434x = 1,852,628,140,055,889
  5. Step 5: Solve for x
    x = 1,852,628,140,055,889/27,866,434
  6. Step 6: Final answer
    x = 66,482,426.14

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.