Home / 6,787,458.72-9,366,728.22-3,731,869.80

Finding the Fourth Proportional to 6,787,458.72, 9,366,728.22 and 3,731,869.80

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Solution

The fourth proportional to 6,787,458.72, 9,366,728.22 and 3,731,869.80 is: 5,149,999.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,787,458.72 : 9,366,728.22 = 3,731,869.80 : x
  2. Step 2: Convert to fraction form
    6,787,458.72/9,366,728.22 = 3,731,869.80/x
  3. Step 3: Cross multiply
    6,787,458.72x = 9,366,728.22 × 3,731,869.80
  4. Step 4: Simplify right side
    6,787,458.72x = 34,955,410,169,025.76
  5. Step 5: Solve for x
    x = 34,955,410,169,025.76/6,787,458.72
  6. Step 6: Final answer
    x = 5,149,999.67

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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.