Home / 13,825,351.08-20,740,702.05-5,305,025.07

Finding the Fourth Proportional to 13,825,351.08, 20,740,702.05 and 5,305,025.07

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Solution

The fourth proportional to 13,825,351.08, 20,740,702.05 and 5,305,025.07 is: 7,958,564.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,825,351.08 : 20,740,702.05 = 5,305,025.07 : x
  2. Step 2: Convert to fraction form
    13,825,351.08/20,740,702.05 = 5,305,025.07/x
  3. Step 3: Cross multiply
    13,825,351.08x = 20,740,702.05 × 5,305,025.07
  4. Step 4: Simplify right side
    13,825,351.08x = 110,029,944,344,650.41
  5. Step 5: Solve for x
    x = 110,029,944,344,650.41/13,825,351.08
  6. Step 6: Final answer
    x = 7,958,564.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.