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Finding the Third Proportional to 20,240,084 and 31,090,988

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Solution

The third proportional to 20,240,084 and 31,090,988 is: 47,759,166.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,240,084 : 31,090,988 = 31,090,988 : x
  2. Step 2: Convert to fraction form
    20,240,084/31,090,988 = 31,090,988/x
  3. Step 3: Cross multiply
    20,240,084x = 31,090,988 × 31,090,988
  4. Step 4: Simplify right side
    20,240,084x = 966,649,534,816,144
  5. Step 5: Solve for x
    x = 966,649,534,816,144/20,240,084
  6. Step 6: Final answer
    x = 47,759,166.16

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.