Home / 7,225,131.78-10,846,946.16-6,206,975.92

Finding the Fourth Proportional to 7,225,131.78, 10,846,946.16 and 6,206,975.92

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Solution

The fourth proportional to 7,225,131.78, 10,846,946.16 and 6,206,975.92 is: 9,318,409.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,225,131.78 : 10,846,946.16 = 6,206,975.92 : x
  2. Step 2: Convert to fraction form
    7,225,131.78/10,846,946.16 = 6,206,975.92/x
  3. Step 3: Cross multiply
    7,225,131.78x = 10,846,946.16 × 6,206,975.92
  4. Step 4: Simplify right side
    7,225,131.78x = 67,326,733,620,656.47
  5. Step 5: Solve for x
    x = 67,326,733,620,656.47/7,225,131.78
  6. Step 6: Final answer
    x = 9,318,409.09

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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.