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Finding the Third Proportional to 8,658,708 and 18,824,511

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Solution

The third proportional to 8,658,708 and 18,824,511 is: 40,925,530.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,658,708 : 18,824,511 = 18,824,511 : x
  2. Step 2: Convert to fraction form
    8,658,708/18,824,511 = 18,824,511/x
  3. Step 3: Cross multiply
    8,658,708x = 18,824,511 × 18,824,511
  4. Step 4: Simplify right side
    8,658,708x = 354,362,214,389,121
  5. Step 5: Solve for x
    x = 354,362,214,389,121/8,658,708
  6. Step 6: Final answer
    x = 40,925,530.04

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.