Home / 18,153,906.60-27,230,859.90-16,169,860.20

Finding the Fourth Proportional to 18,153,906.60, 27,230,859.90 and 16,169,860.20

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Solution

The fourth proportional to 18,153,906.60, 27,230,859.90 and 16,169,860.20 is: 24,254,790.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,153,906.60 : 27,230,859.90 = 16,169,860.20 : x
  2. Step 2: Convert to fraction form
    18,153,906.60/27,230,859.90 = 16,169,860.20/x
  3. Step 3: Cross multiply
    18,153,906.60x = 27,230,859.90 × 16,169,860.20
  4. Step 4: Simplify right side
    18,153,906.60x = 440,319,197,708,785.94
  5. Step 5: Solve for x
    x = 440,319,197,708,785.94/18,153,906.60
  6. Step 6: Final answer
    x = 24,254,790.30

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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.