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Finding the Third Proportional to 3,101,988 and 6,816,301.50

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Solution

The third proportional to 3,101,988 and 6,816,301.50 is: 14,978,125.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,101,988 : 6,816,301.50 = 6,816,301.50 : x
  2. Step 2: Convert to fraction form
    3,101,988/6,816,301.50 = 6,816,301.50/x
  3. Step 3: Cross multiply
    3,101,988x = 6,816,301.50 × 6,816,301.50
  4. Step 4: Simplify right side
    3,101,988x = 46,461,966,138,902.25
  5. Step 5: Solve for x
    x = 46,461,966,138,902.25/3,101,988
  6. Step 6: Final answer
    x = 14,978,125.69

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.