Home / 18,670,317.58-27,952,663.36-9,896,604.60

Finding the Fourth Proportional to 18,670,317.58, 27,952,663.36 and 9,896,604.60

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Solution

The fourth proportional to 18,670,317.58, 27,952,663.36 and 9,896,604.60 is: 14,816,912.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,670,317.58 : 27,952,663.36 = 9,896,604.60 : x
  2. Step 2: Convert to fraction form
    18,670,317.58/27,952,663.36 = 9,896,604.60/x
  3. Step 3: Cross multiply
    18,670,317.58x = 27,952,663.36 × 9,896,604.60
  4. Step 4: Simplify right side
    18,670,317.58x = 276,636,456,790,827.44
  5. Step 5: Solve for x
    x = 276,636,456,790,827.44/18,670,317.58
  6. Step 6: Final answer
    x = 14,816,912.22

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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.