Home / 54,642,927.24-81,941,059.87-31,629,746.60

Finding the Fourth Proportional to 54,642,927.24, 81,941,059.87 and 31,629,746.60

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Solution

The fourth proportional to 54,642,927.24, 81,941,059.87 and 31,629,746.60 is: 47,431,114.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,642,927.24 : 81,941,059.87 = 31,629,746.60 : x
  2. Step 2: Convert to fraction form
    54,642,927.24/81,941,059.87 = 31,629,746.60/x
  3. Step 3: Cross multiply
    54,642,927.24x = 81,941,059.87 × 31,629,746.60
  4. Step 4: Simplify right side
    54,642,927.24x = 2,591,774,959,255,674.50
  5. Step 5: Solve for x
    x = 2,591,774,959,255,674.50/54,642,927.24
  6. Step 6: Final answer
    x = 47,431,114.88

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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.