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Finding the Third Proportional to 4,443,772 and 6,636,538

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Solution

The third proportional to 4,443,772 and 6,636,538 is: 9,911,317.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,443,772 : 6,636,538 = 6,636,538 : x
  2. Step 2: Convert to fraction form
    4,443,772/6,636,538 = 6,636,538/x
  3. Step 3: Cross multiply
    4,443,772x = 6,636,538 × 6,636,538
  4. Step 4: Simplify right side
    4,443,772x = 44,043,636,625,444
  5. Step 5: Solve for x
    x = 44,043,636,625,444/4,443,772
  6. Step 6: Final answer
    x = 9,911,317.82

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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.