Home / 18,189,021.60-27,283,532.40-11,014,568.10

Finding the Fourth Proportional to 18,189,021.60, 27,283,532.40 and 11,014,568.10

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Solution

The fourth proportional to 18,189,021.60, 27,283,532.40 and 11,014,568.10 is: 16,521,852.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,189,021.60 : 27,283,532.40 = 11,014,568.10 : x
  2. Step 2: Convert to fraction form
    18,189,021.60/27,283,532.40 = 11,014,568.10/x
  3. Step 3: Cross multiply
    18,189,021.60x = 27,283,532.40 × 11,014,568.10
  4. Step 4: Simplify right side
    18,189,021.60x = 300,516,325,628,356.44
  5. Step 5: Solve for x
    x = 300,516,325,628,356.44/18,189,021.60
  6. Step 6: Final answer
    x = 16,521,852.15

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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.