Home / 7,659,687.40-11,492,262.64-3,821,170.25

Finding the Fourth Proportional to 7,659,687.40, 11,492,262.64 and 3,821,170.25

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Solution

The fourth proportional to 7,659,687.40, 11,492,262.64 and 3,821,170.25 is: 5,733,118.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,659,687.40 : 11,492,262.64 = 3,821,170.25 : x
  2. Step 2: Convert to fraction form
    7,659,687.40/11,492,262.64 = 3,821,170.25/x
  3. Step 3: Cross multiply
    7,659,687.40x = 11,492,262.64 × 3,821,170.25
  4. Step 4: Simplify right side
    7,659,687.40x = 43,913,892,133,330.21
  5. Step 5: Solve for x
    x = 43,913,892,133,330.21/7,659,687.40
  6. Step 6: Final answer
    x = 5,733,118.05

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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.