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Finding the Third Proportional to 7,838,536 and 16,938,188

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Solution

The third proportional to 7,838,536 and 16,938,188 is: 36,601,504.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,838,536 : 16,938,188 = 16,938,188 : x
  2. Step 2: Convert to fraction form
    7,838,536/16,938,188 = 16,938,188/x
  3. Step 3: Cross multiply
    7,838,536x = 16,938,188 × 16,938,188
  4. Step 4: Simplify right side
    7,838,536x = 286,902,212,723,344
  5. Step 5: Solve for x
    x = 286,902,212,723,344/7,838,536
  6. Step 6: Final answer
    x = 36,601,504.76

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.