Home / 18,144,046.80-27,228,511.80-8,053,909.20

Finding the Fourth Proportional to 18,144,046.80, 27,228,511.80 and 8,053,909.20

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Solution

The fourth proportional to 18,144,046.80, 27,228,511.80 and 8,053,909.20 is: 12,086,386.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,144,046.80 : 27,228,511.80 = 8,053,909.20 : x
  2. Step 2: Convert to fraction form
    18,144,046.80/27,228,511.80 = 8,053,909.20/x
  3. Step 3: Cross multiply
    18,144,046.80x = 27,228,511.80 × 8,053,909.20
  4. Step 4: Simplify right side
    18,144,046.80x = 219,295,961,688,328.56
  5. Step 5: Solve for x
    x = 219,295,961,688,328.56/18,144,046.80
  6. Step 6: Final answer
    x = 12,086,386.47

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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.