Home / 18,736,771.50-28,105,400.25

Finding the Third Proportional to 18,736,771.50 and 28,105,400.25

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Solution

The third proportional to 18,736,771.50 and 28,105,400.25 is: 42,158,464.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,736,771.50 : 28,105,400.25 = 28,105,400.25 : x
  2. Step 2: Convert to fraction form
    18,736,771.50/28,105,400.25 = 28,105,400.25/x
  3. Step 3: Cross multiply
    18,736,771.50x = 28,105,400.25 × 28,105,400.25
  4. Step 4: Simplify right side
    18,736,771.50x = 789,913,523,212,700
  5. Step 5: Solve for x
    x = 789,913,523,212,700/18,736,771.50
  6. Step 6: Final answer
    x = 42,158,464.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.