Home / 5,339,502.15-7,366,479.03-3,947,406.45

Finding the Fourth Proportional to 5,339,502.15, 7,366,479.03 and 3,947,406.45

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Solution

The fourth proportional to 5,339,502.15, 7,366,479.03 and 3,947,406.45 is: 5,445,917.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,339,502.15 : 7,366,479.03 = 3,947,406.45 : x
  2. Step 2: Convert to fraction form
    5,339,502.15/7,366,479.03 = 3,947,406.45/x
  3. Step 3: Cross multiply
    5,339,502.15x = 7,366,479.03 × 3,947,406.45
  4. Step 4: Simplify right side
    5,339,502.15x = 29,078,486,836,811.75
  5. Step 5: Solve for x
    x = 29,078,486,836,811.75/5,339,502.15
  6. Step 6: Final answer
    x = 5,445,917.24

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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.