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Finding the Third Proportional to 4,443,670 and 6,636,438

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Solution

The third proportional to 4,443,670 and 6,636,438 is: 9,911,246.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,443,670 : 6,636,438 = 6,636,438 : x
  2. Step 2: Convert to fraction form
    4,443,670/6,636,438 = 6,636,438/x
  3. Step 3: Cross multiply
    4,443,670x = 6,636,438 × 6,636,438
  4. Step 4: Simplify right side
    4,443,670x = 44,042,309,327,844
  5. Step 5: Solve for x
    x = 44,042,309,327,844/4,443,670
  6. Step 6: Final answer
    x = 9,911,246.63

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.