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Finding the Third Proportional to 4,319,136 and 9,449,392

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Solution

The third proportional to 4,319,136 and 9,449,392 is: 20,673,349.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,319,136 : 9,449,392 = 9,449,392 : x
  2. Step 2: Convert to fraction form
    4,319,136/9,449,392 = 9,449,392/x
  3. Step 3: Cross multiply
    4,319,136x = 9,449,392 × 9,449,392
  4. Step 4: Simplify right side
    4,319,136x = 89,291,009,169,664
  5. Step 5: Solve for x
    x = 89,291,009,169,664/4,319,136
  6. Step 6: Final answer
    x = 20,673,349.76

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.