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Finding the Third Proportional to 4,973,399 and 10,474,972

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Solution

The third proportional to 4,973,399 and 10,474,972 is: 22,062,383.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,973,399 : 10,474,972 = 10,474,972 : x
  2. Step 2: Convert to fraction form
    4,973,399/10,474,972 = 10,474,972/x
  3. Step 3: Cross multiply
    4,973,399x = 10,474,972 × 10,474,972
  4. Step 4: Simplify right side
    4,973,399x = 109,725,038,400,784
  5. Step 5: Solve for x
    x = 109,725,038,400,784/4,973,399
  6. Step 6: Final answer
    x = 22,062,383.98

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.