Home / 13,370,630.84-18,468,778.93-11,056,869.58

Finding the Fourth Proportional to 13,370,630.84, 18,468,778.93 and 11,056,869.58

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Solution

The fourth proportional to 13,370,630.84, 18,468,778.93 and 11,056,869.58 is: 15,272,793.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,370,630.84 : 18,468,778.93 = 11,056,869.58 : x
  2. Step 2: Convert to fraction form
    13,370,630.84/18,468,778.93 = 11,056,869.58/x
  3. Step 3: Cross multiply
    13,370,630.84x = 18,468,778.93 × 11,056,869.58
  4. Step 4: Simplify right side
    13,370,630.84x = 204,206,879,930,861.94
  5. Step 5: Solve for x
    x = 204,206,879,930,861.94/13,370,630.84
  6. Step 6: Final answer
    x = 15,272,793.21

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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.