Home / 25,707,879-35,476,940.39-13,947,146.76

Finding the Fourth Proportional to 25,707,879, 35,476,940.39 and 13,947,146.76

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Solution

The fourth proportional to 25,707,879, 35,476,940.39 and 13,947,146.76 is: 19,247,099.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,707,879 : 35,476,940.39 = 13,947,146.76 : x
  2. Step 2: Convert to fraction form
    25,707,879/35,476,940.39 = 13,947,146.76/x
  3. Step 3: Cross multiply
    25,707,879x = 35,476,940.39 × 13,947,146.76
  4. Step 4: Simplify right side
    25,707,879x = 494,802,094,145,365.88
  5. Step 5: Solve for x
    x = 494,802,094,145,365.88/25,707,879
  6. Step 6: Final answer
    x = 19,247,099.08

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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.