Home / 7,906,171.46-10,910,439.76-4,421,470.58

Finding the Fourth Proportional to 7,906,171.46, 10,910,439.76 and 4,421,470.58

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Solution

The fourth proportional to 7,906,171.46, 10,910,439.76 and 4,421,470.58 is: 6,101,586.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,906,171.46 : 10,910,439.76 = 4,421,470.58 : x
  2. Step 2: Convert to fraction form
    7,906,171.46/10,910,439.76 = 4,421,470.58/x
  3. Step 3: Cross multiply
    7,906,171.46x = 10,910,439.76 × 4,421,470.58
  4. Step 4: Simplify right side
    7,906,171.46x = 48,240,188,440,419.59
  5. Step 5: Solve for x
    x = 48,240,188,440,419.59/7,906,171.46
  6. Step 6: Final answer
    x = 6,101,586.43

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1.5x scale

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.