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Finding the Third Proportional to 8,573,580 and 18,326,208

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Solution

The third proportional to 8,573,580 and 18,326,208 is: 39,172,655.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,573,580 : 18,326,208 = 18,326,208 : x
  2. Step 2: Convert to fraction form
    8,573,580/18,326,208 = 18,326,208/x
  3. Step 3: Cross multiply
    8,573,580x = 18,326,208 × 18,326,208
  4. Step 4: Simplify right side
    8,573,580x = 335,849,899,659,264
  5. Step 5: Solve for x
    x = 335,849,899,659,264/8,573,580
  6. Step 6: Final answer
    x = 39,172,655.96

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.