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Finding the Third Proportional to 11,713,572 and 18,015,655.50

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Solution

The third proportional to 11,713,572 and 18,015,655.50 is: 27,708,357.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,713,572 : 18,015,655.50 = 18,015,655.50 : x
  2. Step 2: Convert to fraction form
    11,713,572/18,015,655.50 = 18,015,655.50/x
  3. Step 3: Cross multiply
    11,713,572x = 18,015,655.50 × 18,015,655.50
  4. Step 4: Simplify right side
    11,713,572x = 324,563,843,094,680.25
  5. Step 5: Solve for x
    x = 324,563,843,094,680.25/11,713,572
  6. Step 6: Final answer
    x = 27,708,357.71

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.