Home / 2,138,170.50-4,427,926.50

Finding the Third Proportional to 2,138,170.50 and 4,427,926.50

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Solution

The third proportional to 2,138,170.50 and 4,427,926.50 is: 9,169,770.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,138,170.50 : 4,427,926.50 = 4,427,926.50 : x
  2. Step 2: Convert to fraction form
    2,138,170.50/4,427,926.50 = 4,427,926.50/x
  3. Step 3: Cross multiply
    2,138,170.50x = 4,427,926.50 × 4,427,926.50
  4. Step 4: Simplify right side
    2,138,170.50x = 19,606,533,089,402.25
  5. Step 5: Solve for x
    x = 19,606,533,089,402.25/2,138,170.50
  6. Step 6: Final answer
    x = 9,169,770.65

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.