Home / 6,400,257.66-8,834,579.55-3,685,085.82

Finding the Fourth Proportional to 6,400,257.66, 8,834,579.55 and 3,685,085.82

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Solution

The fourth proportional to 6,400,257.66, 8,834,579.55 and 3,685,085.82 is: 5,086,698.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,400,257.66 : 8,834,579.55 = 3,685,085.82 : x
  2. Step 2: Convert to fraction form
    6,400,257.66/8,834,579.55 = 3,685,085.82/x
  3. Step 3: Cross multiply
    6,400,257.66x = 8,834,579.55 × 3,685,085.82
  4. Step 4: Simplify right side
    6,400,257.66x = 32,556,183,825,366.98
  5. Step 5: Solve for x
    x = 32,556,183,825,366.98/6,400,257.66
  6. Step 6: Final answer
    x = 5,086,698.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.