Home / 11,820,242.52-16,311,231.63-6,858,300.78

Finding the Fourth Proportional to 11,820,242.52, 16,311,231.63 and 6,858,300.78

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Solution

The fourth proportional to 11,820,242.52, 16,311,231.63 and 6,858,300.78 is: 9,464,047.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,820,242.52 : 16,311,231.63 = 6,858,300.78 : x
  2. Step 2: Convert to fraction form
    11,820,242.52/16,311,231.63 = 6,858,300.78/x
  3. Step 3: Cross multiply
    11,820,242.52x = 16,311,231.63 × 6,858,300.78
  4. Step 4: Simplify right side
    11,820,242.52x = 111,867,332,610,789.69
  5. Step 5: Solve for x
    x = 111,867,332,610,789.69/11,820,242.52
  6. Step 6: Final answer
    x = 9,464,047.16

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.