Home / 7,321,131.20-10,981,214.76-2,528,888.96

Finding the Fourth Proportional to 7,321,131.20, 10,981,214.76 and 2,528,888.96

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Solution

The fourth proportional to 7,321,131.20, 10,981,214.76 and 2,528,888.96 is: 3,793,166.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,321,131.20 : 10,981,214.76 = 2,528,888.96 : x
  2. Step 2: Convert to fraction form
    7,321,131.20/10,981,214.76 = 2,528,888.96/x
  3. Step 3: Cross multiply
    7,321,131.20x = 10,981,214.76 × 2,528,888.96
  4. Step 4: Simplify right side
    7,321,131.20x = 27,770,272,773,953.05
  5. Step 5: Solve for x
    x = 27,770,272,773,953.05/7,321,131.20
  6. Step 6: Final answer
    x = 3,793,166.93

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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.