Home / 7,965,405.08-11,956,969.80-4,126,202.72

Finding the Fourth Proportional to 7,965,405.08, 11,956,969.80 and 4,126,202.72

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Solution

The fourth proportional to 7,965,405.08, 11,956,969.80 and 4,126,202.72 is: 6,193,894.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,965,405.08 : 11,956,969.80 = 4,126,202.72 : x
  2. Step 2: Convert to fraction form
    7,965,405.08/11,956,969.80 = 4,126,202.72/x
  3. Step 3: Cross multiply
    7,965,405.08x = 11,956,969.80 × 4,126,202.72
  4. Step 4: Simplify right side
    7,965,405.08x = 49,336,881,311,717.86
  5. Step 5: Solve for x
    x = 49,336,881,311,717.86/7,965,405.08
  6. Step 6: Final answer
    x = 6,193,894.83

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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.