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Finding the Third Proportional to 8,588,570 and 18,720,338

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Solution

The third proportional to 8,588,570 and 18,720,338 is: 40,804,354.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,588,570 : 18,720,338 = 18,720,338 : x
  2. Step 2: Convert to fraction form
    8,588,570/18,720,338 = 18,720,338/x
  3. Step 3: Cross multiply
    8,588,570x = 18,720,338 × 18,720,338
  4. Step 4: Simplify right side
    8,588,570x = 350,451,054,834,244
  5. Step 5: Solve for x
    x = 350,451,054,834,244/8,588,570
  6. Step 6: Final answer
    x = 40,804,354.49

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.