Home / 27,608,080.43-38,135,539.83-20,626,624.22

Finding the Fourth Proportional to 27,608,080.43, 38,135,539.83 and 20,626,624.22

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Solution

The fourth proportional to 27,608,080.43, 38,135,539.83 and 20,626,624.22 is: 28,491,928.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,608,080.43 : 38,135,539.83 = 20,626,624.22 : x
  2. Step 2: Convert to fraction form
    27,608,080.43/38,135,539.83 = 20,626,624.22/x
  3. Step 3: Cross multiply
    27,608,080.43x = 38,135,539.83 × 20,626,624.22
  4. Step 4: Simplify right side
    27,608,080.43x = 786,607,449,386,924.88
  5. Step 5: Solve for x
    x = 786,607,449,386,924.88/27,608,080.43
  6. Step 6: Final answer
    x = 28,491,928.34

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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.