Home / 9,347,105.40-14,019,621.30-7,661,268.60

Finding the Fourth Proportional to 9,347,105.40, 14,019,621.30 and 7,661,268.60

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Solution

The fourth proportional to 9,347,105.40, 14,019,621.30 and 7,661,268.60 is: 11,491,053.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,347,105.40 : 14,019,621.30 = 7,661,268.60 : x
  2. Step 2: Convert to fraction form
    9,347,105.40/14,019,621.30 = 7,661,268.60/x
  3. Step 3: Cross multiply
    9,347,105.40x = 14,019,621.30 × 7,661,268.60
  4. Step 4: Simplify right side
    9,347,105.40x = 107,408,084,449,581.19
  5. Step 5: Solve for x
    x = 107,408,084,449,581.19/9,347,105.40
  6. Step 6: Final answer
    x = 11,491,053.10

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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.