Home / 12,059,377.53-18,085,178.89-3,970,427.24

Finding the Fourth Proportional to 12,059,377.53, 18,085,178.89 and 3,970,427.24

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Solution

The fourth proportional to 12,059,377.53, 18,085,178.89 and 3,970,427.24 is: 5,954,360.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,059,377.53 : 18,085,178.89 = 3,970,427.24 : x
  2. Step 2: Convert to fraction form
    12,059,377.53/18,085,178.89 = 3,970,427.24/x
  3. Step 3: Cross multiply
    12,059,377.53x = 18,085,178.89 × 3,970,427.24
  4. Step 4: Simplify right side
    12,059,377.53x = 71,805,886,905,128.97
  5. Step 5: Solve for x
    x = 71,805,886,905,128.97/12,059,377.53
  6. Step 6: Final answer
    x = 5,954,360.97

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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.