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Finding the Third Proportional to 6,458,537.50 and 10,000,372

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Solution

The third proportional to 6,458,537.50 and 10,000,372 is: 15,484,533.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,458,537.50 : 10,000,372 = 10,000,372 : x
  2. Step 2: Convert to fraction form
    6,458,537.50/10,000,372 = 10,000,372/x
  3. Step 3: Cross multiply
    6,458,537.50x = 10,000,372 × 10,000,372
  4. Step 4: Simplify right side
    6,458,537.50x = 100,007,440,138,384
  5. Step 5: Solve for x
    x = 100,007,440,138,384/6,458,537.50
  6. Step 6: Final answer
    x = 15,484,533.48

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.