Home / 40,476,738.48-55,857,880.44-22,142,019.12

Finding the Fourth Proportional to 40,476,738.48, 55,857,880.44 and 22,142,019.12

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Solution

The fourth proportional to 40,476,738.48, 55,857,880.44 and 22,142,019.12 is: 30,555,976.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,476,738.48 : 55,857,880.44 = 22,142,019.12 : x
  2. Step 2: Convert to fraction form
    40,476,738.48/55,857,880.44 = 22,142,019.12/x
  3. Step 3: Cross multiply
    40,476,738.48x = 55,857,880.44 × 22,142,019.12
  4. Step 4: Simplify right side
    40,476,738.48x = 1,236,806,256,705,154
  5. Step 5: Solve for x
    x = 1,236,806,256,705,154/40,476,738.48
  6. Step 6: Final answer
    x = 30,555,976.18

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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.