Home / 18,134,400.60-27,201,600.90-5,354,884.80

Finding the Fourth Proportional to 18,134,400.60, 27,201,600.90 and 5,354,884.80

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Solution

The fourth proportional to 18,134,400.60, 27,201,600.90 and 5,354,884.80 is: 8,032,327.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,134,400.60 : 27,201,600.90 = 5,354,884.80 : x
  2. Step 2: Convert to fraction form
    18,134,400.60/27,201,600.90 = 5,354,884.80/x
  3. Step 3: Cross multiply
    18,134,400.60x = 27,201,600.90 × 5,354,884.80
  4. Step 4: Simplify right side
    18,134,400.60x = 145,661,439,195,076.31
  5. Step 5: Solve for x
    x = 145,661,439,195,076.31/18,134,400.60
  6. Step 6: Final answer
    x = 8,032,327.20

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1.5x scale

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.