Home / 21,388,046.70-29,515,511.16-11,598,487.95

Finding the Fourth Proportional to 21,388,046.70, 29,515,511.16 and 11,598,487.95

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Solution

The fourth proportional to 21,388,046.70, 29,515,511.16 and 11,598,487.95 is: 16,005,917.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,388,046.70 : 29,515,511.16 = 11,598,487.95 : x
  2. Step 2: Convert to fraction form
    21,388,046.70/29,515,511.16 = 11,598,487.95/x
  3. Step 3: Cross multiply
    21,388,046.70x = 29,515,511.16 × 11,598,487.95
  4. Step 4: Simplify right side
    21,388,046.70x = 342,335,300,527,350.50
  5. Step 5: Solve for x
    x = 342,335,300,527,350.50/21,388,046.70
  6. Step 6: Final answer
    x = 16,005,917.01

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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.