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Finding the Third Proportional to 7,485,474.50 and 11,281,433

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Solution

The third proportional to 7,485,474.50 and 11,281,433 is: 17,002,359.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,485,474.50 : 11,281,433 = 11,281,433 : x
  2. Step 2: Convert to fraction form
    7,485,474.50/11,281,433 = 11,281,433/x
  3. Step 3: Cross multiply
    7,485,474.50x = 11,281,433 × 11,281,433
  4. Step 4: Simplify right side
    7,485,474.50x = 127,270,730,533,489
  5. Step 5: Solve for x
    x = 127,270,730,533,489/7,485,474.50
  6. Step 6: Final answer
    x = 17,002,359.77

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.