Home / 6,388,927.92-9,580,195.08-2,127,610.80

Finding the Fourth Proportional to 6,388,927.92, 9,580,195.08 and 2,127,610.80

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Solution

The fourth proportional to 6,388,927.92, 9,580,195.08 and 2,127,610.80 is: 3,190,351.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,388,927.92 : 9,580,195.08 = 2,127,610.80 : x
  2. Step 2: Convert to fraction form
    6,388,927.92/9,580,195.08 = 2,127,610.80/x
  3. Step 3: Cross multiply
    6,388,927.92x = 9,580,195.08 × 2,127,610.80
  4. Step 4: Simplify right side
    6,388,927.92x = 20,382,926,518,314.86
  5. Step 5: Solve for x
    x = 20,382,926,518,314.86/6,388,927.92
  6. Step 6: Final answer
    x = 3,190,351.62

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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.