Home / 13,371,949.40-20,058,039.30-3,787,539.80

Finding the Fourth Proportional to 13,371,949.40, 20,058,039.30 and 3,787,539.80

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Solution

The fourth proportional to 13,371,949.40, 20,058,039.30 and 3,787,539.80 is: 5,681,342.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,371,949.40 : 20,058,039.30 = 3,787,539.80 : x
  2. Step 2: Convert to fraction form
    13,371,949.40/20,058,039.30 = 3,787,539.80/x
  3. Step 3: Cross multiply
    13,371,949.40x = 20,058,039.30 × 3,787,539.80
  4. Step 4: Simplify right side
    13,371,949.40x = 75,970,622,158,714.14
  5. Step 5: Solve for x
    x = 75,970,622,158,714.14/13,371,949.40
  6. Step 6: Final answer
    x = 5,681,342.33

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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.