Home / 10,838,561.81-16,257,842.91-3,649,493.88

Finding the Fourth Proportional to 10,838,561.81, 16,257,842.91 and 3,649,493.88

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Solution

The fourth proportional to 10,838,561.81, 16,257,842.91 and 3,649,493.88 is: 5,474,240.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,838,561.81 : 16,257,842.91 = 3,649,493.88 : x
  2. Step 2: Convert to fraction form
    10,838,561.81/16,257,842.91 = 3,649,493.88/x
  3. Step 3: Cross multiply
    10,838,561.81x = 16,257,842.91 × 3,649,493.88
  4. Step 4: Simplify right side
    10,838,561.81x = 59,332,898,202,046.39
  5. Step 5: Solve for x
    x = 59,332,898,202,046.39/10,838,561.81
  6. Step 6: Final answer
    x = 5,474,240.89

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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.