Home / 7,742,452.69-10,685,183.21-4,645,092.61

Finding the Fourth Proportional to 7,742,452.69, 10,685,183.21 and 4,645,092.61

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Solution

The fourth proportional to 7,742,452.69, 10,685,183.21 and 4,645,092.61 is: 6,410,586.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,742,452.69 : 10,685,183.21 = 4,645,092.61 : x
  2. Step 2: Convert to fraction form
    7,742,452.69/10,685,183.21 = 4,645,092.61/x
  3. Step 3: Cross multiply
    7,742,452.69x = 10,685,183.21 × 4,645,092.61
  4. Step 4: Simplify right side
    7,742,452.69x = 49,633,665,565,267.09
  5. Step 5: Solve for x
    x = 49,633,665,565,267.09/7,742,452.69
  6. Step 6: Final answer
    x = 6,410,586.87

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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.