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Finding the Third Proportional to 6,856,894 and 14,745,728

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Solution

The third proportional to 6,856,894 and 14,745,728 is: 31,710,639.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,856,894 : 14,745,728 = 14,745,728 : x
  2. Step 2: Convert to fraction form
    6,856,894/14,745,728 = 14,745,728/x
  3. Step 3: Cross multiply
    6,856,894x = 14,745,728 × 14,745,728
  4. Step 4: Simplify right side
    6,856,894x = 217,436,494,249,984
  5. Step 5: Solve for x
    x = 217,436,494,249,984/6,856,894
  6. Step 6: Final answer
    x = 31,710,639.58

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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.