Home / 18,150,585.68-25,047,976.20-10,002,115.28

Finding the Fourth Proportional to 18,150,585.68, 25,047,976.20 and 10,002,115.28

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Solution

The fourth proportional to 18,150,585.68, 25,047,976.20 and 10,002,115.28 is: 13,803,011.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,150,585.68 : 25,047,976.20 = 10,002,115.28 : x
  2. Step 2: Convert to fraction form
    18,150,585.68/25,047,976.20 = 10,002,115.28/x
  3. Step 3: Cross multiply
    18,150,585.68x = 25,047,976.20 × 10,002,115.28
  4. Step 4: Simplify right side
    18,150,585.68x = 250,532,745,483,096.31
  5. Step 5: Solve for x
    x = 250,532,745,483,096.31/18,150,585.68
  6. Step 6: Final answer
    x = 13,803,011.64

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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.