Home / 8,289,383.79-11,439,081.45-4,757,761.75

Finding the Fourth Proportional to 8,289,383.79, 11,439,081.45 and 4,757,761.75

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Solution

The fourth proportional to 8,289,383.79, 11,439,081.45 and 4,757,761.75 is: 6,565,557.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,289,383.79 : 11,439,081.45 = 4,757,761.75 : x
  2. Step 2: Convert to fraction form
    8,289,383.79/11,439,081.45 = 4,757,761.75/x
  3. Step 3: Cross multiply
    8,289,383.79x = 11,439,081.45 × 4,757,761.75
  4. Step 4: Simplify right side
    8,289,383.79x = 54,424,424,177,944.53
  5. Step 5: Solve for x
    x = 54,424,424,177,944.53/8,289,383.79
  6. Step 6: Final answer
    x = 6,565,557.29

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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.