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Finding the Third Proportional to 7,703,058 and 11,921,058

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Solution

The third proportional to 7,703,058 and 11,921,058 is: 18,448,728.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,703,058 : 11,921,058 = 11,921,058 : x
  2. Step 2: Convert to fraction form
    7,703,058/11,921,058 = 11,921,058/x
  3. Step 3: Cross multiply
    7,703,058x = 11,921,058 × 11,921,058
  4. Step 4: Simplify right side
    7,703,058x = 142,111,623,839,364
  5. Step 5: Solve for x
    x = 142,111,623,839,364/7,703,058
  6. Step 6: Final answer
    x = 18,448,728.26

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.