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Finding the Third Proportional to 4,365,740 and 9,183,931

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Solution

The third proportional to 4,365,740 and 9,183,931 is: 19,319,654.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,365,740 : 9,183,931 = 9,183,931 : x
  2. Step 2: Convert to fraction form
    4,365,740/9,183,931 = 9,183,931/x
  3. Step 3: Cross multiply
    4,365,740x = 9,183,931 × 9,183,931
  4. Step 4: Simplify right side
    4,365,740x = 84,344,588,612,761
  5. Step 5: Solve for x
    x = 84,344,588,612,761/4,365,740
  6. Step 6: Final answer
    x = 19,319,654.54

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.