Home / 13,969,143.56-20,867,685.75

Finding the Third Proportional to 13,969,143.56 and 20,867,685.75

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Solution

The third proportional to 13,969,143.56 and 20,867,685.75 is: 31,173,014.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,969,143.56 : 20,867,685.75 = 20,867,685.75 : x
  2. Step 2: Convert to fraction form
    13,969,143.56/20,867,685.75 = 20,867,685.75/x
  3. Step 3: Cross multiply
    13,969,143.56x = 20,867,685.75 × 20,867,685.75
  4. Step 4: Simplify right side
    13,969,143.56x = 435,460,308,560,753.06
  5. Step 5: Solve for x
    x = 435,460,308,560,753.06/13,969,143.56
  6. Step 6: Final answer
    x = 31,173,014.05

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.