Home / 13,451,359.57-20,176,905.70-6,162,751.69

Finding the Fourth Proportional to 13,451,359.57, 20,176,905.70 and 6,162,751.69

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Solution

The fourth proportional to 13,451,359.57, 20,176,905.70 and 6,162,751.69 is: 9,244,066.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,451,359.57 : 20,176,905.70 = 6,162,751.69 : x
  2. Step 2: Convert to fraction form
    13,451,359.57/20,176,905.70 = 6,162,751.69/x
  3. Step 3: Cross multiply
    13,451,359.57x = 20,176,905.70 × 6,162,751.69
  4. Step 4: Simplify right side
    13,451,359.57x = 124,345,259,701,645.64
  5. Step 5: Solve for x
    x = 124,345,259,701,645.64/13,451,359.57
  6. Step 6: Final answer
    x = 9,244,066.30

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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.