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Finding the Third Proportional to 8,768,086 and 19,212,332

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Solution

The third proportional to 8,768,086 and 19,212,332 is: 42,097,408.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,768,086 : 19,212,332 = 19,212,332 : x
  2. Step 2: Convert to fraction form
    8,768,086/19,212,332 = 19,212,332/x
  3. Step 3: Cross multiply
    8,768,086x = 19,212,332 × 19,212,332
  4. Step 4: Simplify right side
    8,768,086x = 369,113,700,878,224
  5. Step 5: Solve for x
    x = 369,113,700,878,224/8,768,086
  6. Step 6: Final answer
    x = 42,097,408.82

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.