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Finding the Third Proportional to 21,007,118 and 45,599,476

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Solution

The third proportional to 21,007,118 and 45,599,476 is: 98,981,317.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,007,118 : 45,599,476 = 45,599,476 : x
  2. Step 2: Convert to fraction form
    21,007,118/45,599,476 = 45,599,476/x
  3. Step 3: Cross multiply
    21,007,118x = 45,599,476 × 45,599,476
  4. Step 4: Simplify right side
    21,007,118x = 2,079,312,211,474,576
  5. Step 5: Solve for x
    x = 2,079,312,211,474,576/21,007,118
  6. Step 6: Final answer
    x = 98,981,317.26

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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.