Home / 40,587,583.78-55,143,223.03

Finding the Third Proportional to 40,587,583.78 and 55,143,223.03

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Solution

The third proportional to 40,587,583.78 and 55,143,223.03 is: 74,918,848.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,587,583.78 : 55,143,223.03 = 55,143,223.03 : x
  2. Step 2: Convert to fraction form
    40,587,583.78/55,143,223.03 = 55,143,223.03/x
  3. Step 3: Cross multiply
    40,587,583.78x = 55,143,223.03 × 55,143,223.03
  4. Step 4: Simplify right side
    40,587,583.78x = 3,040,775,046,274,180.50
  5. Step 5: Solve for x
    x = 3,040,775,046,274,180.50/40,587,583.78
  6. Step 6: Final answer
    x = 74,918,848.65

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.