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Finding the Third Proportional to 3,465,769 and 7,728,430

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Solution

The third proportional to 3,465,769 and 7,728,430 is: 17,233,875.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,465,769 : 7,728,430 = 7,728,430 : x
  2. Step 2: Convert to fraction form
    3,465,769/7,728,430 = 7,728,430/x
  3. Step 3: Cross multiply
    3,465,769x = 7,728,430 × 7,728,430
  4. Step 4: Simplify right side
    3,465,769x = 59,728,630,264,900
  5. Step 5: Solve for x
    x = 59,728,630,264,900/3,465,769
  6. Step 6: Final answer
    x = 17,233,875.16

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Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.