Home / 7,127,722.94-10,692,651.35-2,579,835.80

Finding the Fourth Proportional to 7,127,722.94, 10,692,651.35 and 2,579,835.80

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Solution

The fourth proportional to 7,127,722.94, 10,692,651.35 and 2,579,835.80 is: 3,870,139.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,127,722.94 : 10,692,651.35 = 2,579,835.80 : x
  2. Step 2: Convert to fraction form
    7,127,722.94/10,692,651.35 = 2,579,835.80/x
  3. Step 3: Cross multiply
    7,127,722.94x = 10,692,651.35 × 2,579,835.80
  4. Step 4: Simplify right side
    7,127,722.94x = 27,585,284,749,648.33
  5. Step 5: Solve for x
    x = 27,585,284,749,648.33/7,127,722.94
  6. Step 6: Final answer
    x = 3,870,139.87

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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.