Home / 18,250,686.28-25,188,880.14-10,412,755.24

Finding the Fourth Proportional to 18,250,686.28, 25,188,880.14 and 10,412,755.24

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Solution

The fourth proportional to 18,250,686.28, 25,188,880.14 and 10,412,755.24 is: 14,371,275.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,250,686.28 : 25,188,880.14 = 10,412,755.24 : x
  2. Step 2: Convert to fraction form
    18,250,686.28/25,188,880.14 = 10,412,755.24/x
  3. Step 3: Cross multiply
    18,250,686.28x = 25,188,880.14 × 10,412,755.24
  4. Step 4: Simplify right side
    18,250,686.28x = 262,285,643,667,516.94
  5. Step 5: Solve for x
    x = 262,285,643,667,516.94/18,250,686.28
  6. Step 6: Final answer
    x = 14,371,275.67

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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.