Home / 40,094,161.85-55,330,140.35-21,759,468.41

Finding the Fourth Proportional to 40,094,161.85, 55,330,140.35 and 21,759,468.41

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Solution

The fourth proportional to 40,094,161.85, 55,330,140.35 and 21,759,468.41 is: 30,028,173.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,094,161.85 : 55,330,140.35 = 21,759,468.41 : x
  2. Step 2: Convert to fraction form
    40,094,161.85/55,330,140.35 = 21,759,468.41/x
  3. Step 3: Cross multiply
    40,094,161.85x = 55,330,140.35 × 21,759,468.41
  4. Step 4: Simplify right side
    40,094,161.85x = 1,203,954,441,066,691.50
  5. Step 5: Solve for x
    x = 1,203,954,441,066,691.50/40,094,161.85
  6. Step 6: Final answer
    x = 30,028,173.32

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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.