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Finding the Third Proportional to 7,181,700 and 15,358,728

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Solution

The third proportional to 7,181,700 and 15,358,728 is: 32,846,056.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,181,700 : 15,358,728 = 15,358,728 : x
  2. Step 2: Convert to fraction form
    7,181,700/15,358,728 = 15,358,728/x
  3. Step 3: Cross multiply
    7,181,700x = 15,358,728 × 15,358,728
  4. Step 4: Simplify right side
    7,181,700x = 235,890,525,777,984
  5. Step 5: Solve for x
    x = 235,890,525,777,984/7,181,700
  6. Step 6: Final answer
    x = 32,846,056.75

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.