Home / 6,659,328.32-9,989,272.74-2,110,556.69

Finding the Fourth Proportional to 6,659,328.32, 9,989,272.74 and 2,110,556.69

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Solution

The fourth proportional to 6,659,328.32, 9,989,272.74 and 2,110,556.69 is: 3,165,923.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,659,328.32 : 9,989,272.74 = 2,110,556.69 : x
  2. Step 2: Convert to fraction form
    6,659,328.32/9,989,272.74 = 2,110,556.69/x
  3. Step 3: Cross multiply
    6,659,328.32x = 9,989,272.74 × 2,110,556.69
  4. Step 4: Simplify right side
    6,659,328.32x = 21,082,926,409,641.63
  5. Step 5: Solve for x
    x = 21,082,926,409,641.63/6,659,328.32
  6. Step 6: Final answer
    x = 3,165,923.86

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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.