Home / 18,430,858.88-25,434,596.19-10,282,096.88

Finding the Fourth Proportional to 18,430,858.88, 25,434,596.19 and 10,282,096.88

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Solution

The fourth proportional to 18,430,858.88, 25,434,596.19 and 10,282,096.88 is: 14,189,299.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,430,858.88 : 25,434,596.19 = 10,282,096.88 : x
  2. Step 2: Convert to fraction form
    18,430,858.88/25,434,596.19 = 10,282,096.88/x
  3. Step 3: Cross multiply
    18,430,858.88x = 25,434,596.19 × 10,282,096.88
  4. Step 4: Simplify right side
    18,430,858.88x = 261,520,982,002,085.91
  5. Step 5: Solve for x
    x = 261,520,982,002,085.91/18,430,858.88
  6. Step 6: Final answer
    x = 14,189,299.79

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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.