Home / 7,826,511.24-11,739,829.28-3,214,309.23

Finding the Fourth Proportional to 7,826,511.24, 11,739,829.28 and 3,214,309.23

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Solution

The fourth proportional to 7,826,511.24, 11,739,829.28 and 3,214,309.23 is: 4,821,489.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,826,511.24 : 11,739,829.28 = 3,214,309.23 : x
  2. Step 2: Convert to fraction form
    7,826,511.24/11,739,829.28 = 3,214,309.23/x
  3. Step 3: Cross multiply
    7,826,511.24x = 11,739,829.28 × 3,214,309.23
  4. Step 4: Simplify right side
    7,826,511.24x = 37,735,441,597,256.71
  5. Step 5: Solve for x
    x = 37,735,441,597,256.71/7,826,511.24
  6. Step 6: Final answer
    x = 4,821,489.48

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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.