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Finding the Third Proportional to 9,254,763 and 19,930,590

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Solution

The third proportional to 9,254,763 and 19,930,590 is: 42,921,511.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,254,763 : 19,930,590 = 19,930,590 : x
  2. Step 2: Convert to fraction form
    9,254,763/19,930,590 = 19,930,590/x
  3. Step 3: Cross multiply
    9,254,763x = 19,930,590 × 19,930,590
  4. Step 4: Simplify right side
    9,254,763x = 397,228,417,748,100
  5. Step 5: Solve for x
    x = 397,228,417,748,100/9,254,763
  6. Step 6: Final answer
    x = 42,921,511.63

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.