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Finding the Third Proportional to 7,191,051 and 15,449,359.50

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Solution

The third proportional to 7,191,051 and 15,449,359.50 is: 33,191,630.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,191,051 : 15,449,359.50 = 15,449,359.50 : x
  2. Step 2: Convert to fraction form
    7,191,051/15,449,359.50 = 15,449,359.50/x
  3. Step 3: Cross multiply
    7,191,051x = 15,449,359.50 × 15,449,359.50
  4. Step 4: Simplify right side
    7,191,051x = 238,682,708,960,240.25
  5. Step 5: Solve for x
    x = 238,682,708,960,240.25/7,191,051
  6. Step 6: Final answer
    x = 33,191,630.68

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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.