Home / 12,737,456.19-19,109,135.93-3,639,672.27

Finding the Fourth Proportional to 12,737,456.19, 19,109,135.93 and 3,639,672.27

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Solution

The fourth proportional to 12,737,456.19, 19,109,135.93 and 3,639,672.27 is: 5,460,351.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,737,456.19 : 19,109,135.93 = 3,639,672.27 : x
  2. Step 2: Convert to fraction form
    12,737,456.19/19,109,135.93 = 3,639,672.27/x
  3. Step 3: Cross multiply
    12,737,456.19x = 19,109,135.93 × 3,639,672.27
  4. Step 4: Simplify right side
    12,737,456.19x = 69,550,992,148,081.66
  5. Step 5: Solve for x
    x = 69,550,992,148,081.66/12,737,456.19
  6. Step 6: Final answer
    x = 5,460,351.82

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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.