Home / 18,222,800.28-25,147,989.22-10,074,563.16

Finding the Fourth Proportional to 18,222,800.28, 25,147,989.22 and 10,074,563.16

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Solution

The fourth proportional to 18,222,800.28, 25,147,989.22 and 10,074,563.16 is: 13,903,187.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,222,800.28 : 25,147,989.22 = 10,074,563.16 : x
  2. Step 2: Convert to fraction form
    18,222,800.28/25,147,989.22 = 10,074,563.16/x
  3. Step 3: Cross multiply
    18,222,800.28x = 25,147,989.22 × 10,074,563.16
  4. Step 4: Simplify right side
    18,222,800.28x = 253,355,005,743,889.12
  5. Step 5: Solve for x
    x = 253,355,005,743,889.12/18,222,800.28
  6. Step 6: Final answer
    x = 13,903,187.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.