Home / 55,181,333.64-76,150,261.26-31,989,904.32

Finding the Fourth Proportional to 55,181,333.64, 76,150,261.26 and 31,989,904.32

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Solution

The fourth proportional to 55,181,333.64, 76,150,261.26 and 31,989,904.32 is: 44,146,080.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,181,333.64 : 76,150,261.26 = 31,989,904.32 : x
  2. Step 2: Convert to fraction form
    55,181,333.64/76,150,261.26 = 31,989,904.32/x
  3. Step 3: Cross multiply
    55,181,333.64x = 76,150,261.26 × 31,989,904.32
  4. Step 4: Simplify right side
    55,181,333.64x = 2,436,039,571,650,403
  5. Step 5: Solve for x
    x = 2,436,039,571,650,403/55,181,333.64
  6. Step 6: Final answer
    x = 44,146,080.04

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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.