Home / 18,444,016.80-27,666,025.20-12,073,917.60

Finding the Fourth Proportional to 18,444,016.80, 27,666,025.20 and 12,073,917.60

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Solution

The fourth proportional to 18,444,016.80, 27,666,025.20 and 12,073,917.60 is: 18,110,876.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,444,016.80 : 27,666,025.20 = 12,073,917.60 : x
  2. Step 2: Convert to fraction form
    18,444,016.80/27,666,025.20 = 12,073,917.60/x
  3. Step 3: Cross multiply
    18,444,016.80x = 27,666,025.20 × 12,073,917.60
  4. Step 4: Simplify right side
    18,444,016.80x = 334,037,308,584,323.50
  5. Step 5: Solve for x
    x = 334,037,308,584,323.50/18,444,016.80
  6. Step 6: Final answer
    x = 18,110,876.40

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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.