Home / 50,518,168.64-75,758,444.80-18,161,241.28

Finding the Fourth Proportional to 50,518,168.64, 75,758,444.80 and 18,161,241.28

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Solution

The fourth proportional to 50,518,168.64, 75,758,444.80 and 18,161,241.28 is: 27,235,100.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,518,168.64 : 75,758,444.80 = 18,161,241.28 : x
  2. Step 2: Convert to fraction form
    50,518,168.64/75,758,444.80 = 18,161,241.28/x
  3. Step 3: Cross multiply
    50,518,168.64x = 75,758,444.80 × 18,161,241.28
  4. Step 4: Simplify right side
    50,518,168.64x = 1,375,867,395,010,361.50
  5. Step 5: Solve for x
    x = 1,375,867,395,010,361.50/50,518,168.64
  6. Step 6: Final answer
    x = 27,235,100.40

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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.