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Finding the Third Proportional to 5,021,397 and 7,298,815.50

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Solution

The third proportional to 5,021,397 and 7,298,815.50 is: 10,609,140.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,021,397 : 7,298,815.50 = 7,298,815.50 : x
  2. Step 2: Convert to fraction form
    5,021,397/7,298,815.50 = 7,298,815.50/x
  3. Step 3: Cross multiply
    5,021,397x = 7,298,815.50 × 7,298,815.50
  4. Step 4: Simplify right side
    5,021,397x = 53,272,707,703,040.25
  5. Step 5: Solve for x
    x = 53,272,707,703,040.25/5,021,397
  6. Step 6: Final answer
    x = 10,609,140.78

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Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.