Home / 18,491,122.14-25,516,362.87-10,340,785.50

Finding the Fourth Proportional to 18,491,122.14, 25,516,362.87 and 10,340,785.50

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Solution

The fourth proportional to 18,491,122.14, 25,516,362.87 and 10,340,785.50 is: 14,269,509.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,491,122.14 : 25,516,362.87 = 10,340,785.50 : x
  2. Step 2: Convert to fraction form
    18,491,122.14/25,516,362.87 = 10,340,785.50/x
  3. Step 3: Cross multiply
    18,491,122.14x = 25,516,362.87 × 10,340,785.50
  4. Step 4: Simplify right side
    18,491,122.14x = 263,859,235,178,834.41
  5. Step 5: Solve for x
    x = 263,859,235,178,834.41/18,491,122.14
  6. Step 6: Final answer
    x = 14,269,509.07

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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.