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Finding the Third Proportional to 3,923,076 and 8,447,303

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Solution

The third proportional to 3,923,076 and 8,447,303 is: 18,189,025.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,923,076 : 8,447,303 = 8,447,303 : x
  2. Step 2: Convert to fraction form
    3,923,076/8,447,303 = 8,447,303/x
  3. Step 3: Cross multiply
    3,923,076x = 8,447,303 × 8,447,303
  4. Step 4: Simplify right side
    3,923,076x = 71,356,927,973,809
  5. Step 5: Solve for x
    x = 71,356,927,973,809/3,923,076
  6. Step 6: Final answer
    x = 18,189,025.14

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.