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Finding the Third Proportional to 18,246,951 and 25,510,312.50

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Solution

The third proportional to 18,246,951 and 25,510,312.50 is: 35,664,919.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,246,951 : 25,510,312.50 = 25,510,312.50 : x
  2. Step 2: Convert to fraction form
    18,246,951/25,510,312.50 = 25,510,312.50/x
  3. Step 3: Cross multiply
    18,246,951x = 25,510,312.50 × 25,510,312.50
  4. Step 4: Simplify right side
    18,246,951x = 650,776,043,847,656.25
  5. Step 5: Solve for x
    x = 650,776,043,847,656.25/18,246,951
  6. Step 6: Final answer
    x = 35,664,919.79

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.