Home / 20,199,385.83-30,299,078.75-13,822,093.83

Finding the Fourth Proportional to 20,199,385.83, 30,299,078.75 and 13,822,093.83

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Solution

The fourth proportional to 20,199,385.83, 30,299,078.75 and 13,822,093.83 is: 20,733,140.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,199,385.83 : 30,299,078.75 = 13,822,093.83 : x
  2. Step 2: Convert to fraction form
    20,199,385.83/30,299,078.75 = 13,822,093.83/x
  3. Step 3: Cross multiply
    20,199,385.83x = 30,299,078.75 × 13,822,093.83
  4. Step 4: Simplify right side
    20,199,385.83x = 418,796,709,445,059.12
  5. Step 5: Solve for x
    x = 418,796,709,445,059.12/20,199,385.83
  6. Step 6: Final answer
    x = 20,733,140.75

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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.