Home / 7,568,003.60-11,352,005.40-3,972,381.20

Finding the Fourth Proportional to 7,568,003.60, 11,352,005.40 and 3,972,381.20

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Solution

The fourth proportional to 7,568,003.60, 11,352,005.40 and 3,972,381.20 is: 5,958,571.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,568,003.60 : 11,352,005.40 = 3,972,381.20 : x
  2. Step 2: Convert to fraction form
    7,568,003.60/11,352,005.40 = 3,972,381.20/x
  3. Step 3: Cross multiply
    7,568,003.60x = 11,352,005.40 × 3,972,381.20
  4. Step 4: Simplify right side
    7,568,003.60x = 45,094,492,833,258.48
  5. Step 5: Solve for x
    x = 45,094,492,833,258.48/7,568,003.60
  6. Step 6: Final answer
    x = 5,958,571.80

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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.