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Finding the Third Proportional to 21,066,534 and 45,119,052

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Solution

The third proportional to 21,066,534 and 45,119,052 is: 96,633,307.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,066,534 : 45,119,052 = 45,119,052 : x
  2. Step 2: Convert to fraction form
    21,066,534/45,119,052 = 45,119,052/x
  3. Step 3: Cross multiply
    21,066,534x = 45,119,052 × 45,119,052
  4. Step 4: Simplify right side
    21,066,534x = 2,035,728,853,378,704
  5. Step 5: Solve for x
    x = 2,035,728,853,378,704/21,066,534
  6. Step 6: Final answer
    x = 96,633,307.28

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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.