Home / 43,661,712.80-65,492,569.20-27,505,906.40

Finding the Fourth Proportional to 43,661,712.80, 65,492,569.20 and 27,505,906.40

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Solution

The fourth proportional to 43,661,712.80, 65,492,569.20 and 27,505,906.40 is: 41,258,859.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,661,712.80 : 65,492,569.20 = 27,505,906.40 : x
  2. Step 2: Convert to fraction form
    43,661,712.80/65,492,569.20 = 27,505,906.40/x
  3. Step 3: Cross multiply
    43,661,712.80x = 65,492,569.20 × 27,505,906.40
  4. Step 4: Simplify right side
    43,661,712.80x = 1,801,432,478,310,722.75
  5. Step 5: Solve for x
    x = 1,801,432,478,310,722.75/43,661,712.80
  6. Step 6: Final answer
    x = 41,258,859.60

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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.