Home / 6,409,975.11-8,845,742.07-3,656,657.64

Finding the Fourth Proportional to 6,409,975.11, 8,845,742.07 and 3,656,657.64

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Solution

The fourth proportional to 6,409,975.11, 8,845,742.07 and 3,656,657.64 is: 5,046,174.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,409,975.11 : 8,845,742.07 = 3,656,657.64 : x
  2. Step 2: Convert to fraction form
    6,409,975.11/8,845,742.07 = 3,656,657.64/x
  3. Step 3: Cross multiply
    6,409,975.11x = 8,845,742.07 × 3,656,657.64
  4. Step 4: Simplify right side
    6,409,975.11x = 32,345,850,321,734.92
  5. Step 5: Solve for x
    x = 32,345,850,321,734.92/6,409,975.11
  6. Step 6: Final answer
    x = 5,046,174.09

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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.