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Finding the Third Proportional to 4,237,773 and 9,197,976

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Solution

The third proportional to 4,237,773 and 9,197,976 is: 19,963,967.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,237,773 : 9,197,976 = 9,197,976 : x
  2. Step 2: Convert to fraction form
    4,237,773/9,197,976 = 9,197,976/x
  3. Step 3: Cross multiply
    4,237,773x = 9,197,976 × 9,197,976
  4. Step 4: Simplify right side
    4,237,773x = 84,602,762,496,576
  5. Step 5: Solve for x
    x = 84,602,762,496,576/4,237,773
  6. Step 6: Final answer
    x = 19,963,967.51

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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.