Home / 7,211,085.90-10,814,004.45-3,615,657.90

Finding the Fourth Proportional to 7,211,085.90, 10,814,004.45 and 3,615,657.90

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Solution

The fourth proportional to 7,211,085.90, 10,814,004.45 and 3,615,657.90 is: 5,422,170.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,211,085.90 : 10,814,004.45 = 3,615,657.90 : x
  2. Step 2: Convert to fraction form
    7,211,085.90/10,814,004.45 = 3,615,657.90/x
  3. Step 3: Cross multiply
    7,211,085.90x = 10,814,004.45 × 3,615,657.90
  4. Step 4: Simplify right side
    7,211,085.90x = 39,099,740,620,277.65
  5. Step 5: Solve for x
    x = 39,099,740,620,277.65/7,211,085.90
  6. Step 6: Final answer
    x = 5,422,170.97

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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.