Home / 12,019,500.75-18,623,006.25

Finding the Third Proportional to 12,019,500.75 and 18,623,006.25

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Solution

The third proportional to 12,019,500.75 and 18,623,006.25 is: 28,854,473.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,019,500.75 : 18,623,006.25 = 18,623,006.25 : x
  2. Step 2: Convert to fraction form
    12,019,500.75/18,623,006.25 = 18,623,006.25/x
  3. Step 3: Cross multiply
    12,019,500.75x = 18,623,006.25 × 18,623,006.25
  4. Step 4: Simplify right side
    12,019,500.75x = 346,816,361,787,539.06
  5. Step 5: Solve for x
    x = 346,816,361,787,539.06/12,019,500.75
  6. Step 6: Final answer
    x = 28,854,473.16

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.