Home / 26,308,093.68-36,272,133.72-20,120,730.48

Finding the Fourth Proportional to 26,308,093.68, 36,272,133.72 and 20,120,730.48

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Solution

The fourth proportional to 26,308,093.68, 36,272,133.72 and 20,120,730.48 is: 27,741,342.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,308,093.68 : 36,272,133.72 = 20,120,730.48 : x
  2. Step 2: Convert to fraction form
    26,308,093.68/36,272,133.72 = 20,120,730.48/x
  3. Step 3: Cross multiply
    26,308,093.68x = 36,272,133.72 × 20,120,730.48
  4. Step 4: Simplify right side
    26,308,093.68x = 729,821,826,514,639.75
  5. Step 5: Solve for x
    x = 729,821,826,514,639.75/26,308,093.68
  6. Step 6: Final answer
    x = 27,741,342.09

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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.