Home / 18,400,174.62-25,392,340.86-10,559,062.53

Finding the Fourth Proportional to 18,400,174.62, 25,392,340.86 and 10,559,062.53

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Solution

The fourth proportional to 18,400,174.62, 25,392,340.86 and 10,559,062.53 is: 14,571,563.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,400,174.62 : 25,392,340.86 = 10,559,062.53 : x
  2. Step 2: Convert to fraction form
    18,400,174.62/25,392,340.86 = 10,559,062.53/x
  3. Step 3: Cross multiply
    18,400,174.62x = 25,392,340.86 × 10,559,062.53
  4. Step 4: Simplify right side
    18,400,174.62x = 268,119,314,923,813.94
  5. Step 5: Solve for x
    x = 268,119,314,923,813.94/18,400,174.62
  6. Step 6: Final answer
    x = 14,571,563.61

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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.