Home / 11,459,958.75-15,816,989.61-6,568,459.40

Finding the Fourth Proportional to 11,459,958.75, 15,816,989.61 and 6,568,459.40

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Solution

The fourth proportional to 11,459,958.75, 15,816,989.61 and 6,568,459.40 is: 9,065,761.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,459,958.75 : 15,816,989.61 = 6,568,459.40 : x
  2. Step 2: Convert to fraction form
    11,459,958.75/15,816,989.61 = 6,568,459.40/x
  3. Step 3: Cross multiply
    11,459,958.75x = 15,816,989.61 × 6,568,459.40
  4. Step 4: Simplify right side
    11,459,958.75x = 103,893,254,123,049.30
  5. Step 5: Solve for x
    x = 103,893,254,123,049.30/11,459,958.75
  6. Step 6: Final answer
    x = 9,065,761.61

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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.