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Finding the Third Proportional to 18,276,173 and 40,139,135

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Solution

The third proportional to 18,276,173 and 40,139,135 is: 88,155,773.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,276,173 : 40,139,135 = 40,139,135 : x
  2. Step 2: Convert to fraction form
    18,276,173/40,139,135 = 40,139,135/x
  3. Step 3: Cross multiply
    18,276,173x = 40,139,135 × 40,139,135
  4. Step 4: Simplify right side
    18,276,173x = 1,611,150,158,548,225
  5. Step 5: Solve for x
    x = 1,611,150,158,548,225/18,276,173
  6. Step 6: Final answer
    x = 88,155,773.01

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.