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Finding the Third Proportional to 6,639,017 and 13,521,658

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Solution

The third proportional to 6,639,017 and 13,521,658 is: 27,539,503.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,639,017 : 13,521,658 = 13,521,658 : x
  2. Step 2: Convert to fraction form
    6,639,017/13,521,658 = 13,521,658/x
  3. Step 3: Cross multiply
    6,639,017x = 13,521,658 × 13,521,658
  4. Step 4: Simplify right side
    6,639,017x = 182,835,235,068,964
  5. Step 5: Solve for x
    x = 182,835,235,068,964/6,639,017
  6. Step 6: Final answer
    x = 27,539,503.98

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.