Home / 13,943,933.20-20,957,890.20-12,096,355.60

Finding the Fourth Proportional to 13,943,933.20, 20,957,890.20 and 12,096,355.60

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Solution

The fourth proportional to 13,943,933.20, 20,957,890.20 and 12,096,355.60 is: 18,180,960.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,943,933.20 : 20,957,890.20 = 12,096,355.60 : x
  2. Step 2: Convert to fraction form
    13,943,933.20/20,957,890.20 = 12,096,355.60/x
  3. Step 3: Cross multiply
    13,943,933.20x = 20,957,890.20 × 12,096,355.60
  4. Step 4: Simplify right side
    13,943,933.20x = 253,514,092,484,955.09
  5. Step 5: Solve for x
    x = 253,514,092,484,955.09/13,943,933.20
  6. Step 6: Final answer
    x = 18,180,960.05

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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.