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Finding the Third Proportional to 15,761,044 and 34,212,380

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Solution

The third proportional to 15,761,044 and 34,212,380 is: 74,264,556.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,761,044 : 34,212,380 = 34,212,380 : x
  2. Step 2: Convert to fraction form
    15,761,044/34,212,380 = 34,212,380/x
  3. Step 3: Cross multiply
    15,761,044x = 34,212,380 × 34,212,380
  4. Step 4: Simplify right side
    15,761,044x = 1,170,486,945,264,400
  5. Step 5: Solve for x
    x = 1,170,486,945,264,400/15,761,044
  6. Step 6: Final answer
    x = 74,264,556.67

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.