Home / 27,317,244.80-40,975,867.20-21,270,627.20

Finding the Fourth Proportional to 27,317,244.80, 40,975,867.20 and 21,270,627.20

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Solution

The fourth proportional to 27,317,244.80, 40,975,867.20 and 21,270,627.20 is: 31,905,940.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,317,244.80 : 40,975,867.20 = 21,270,627.20 : x
  2. Step 2: Convert to fraction form
    27,317,244.80/40,975,867.20 = 21,270,627.20/x
  3. Step 3: Cross multiply
    27,317,244.80x = 40,975,867.20 × 21,270,627.20
  4. Step 4: Simplify right side
    27,317,244.80x = 871,582,395,407,907.88
  5. Step 5: Solve for x
    x = 871,582,395,407,907.88/27,317,244.80
  6. Step 6: Final answer
    x = 31,905,940.80

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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.