Home / 54,642,927.49-81,941,060.24-31,629,746.85

Finding the Fourth Proportional to 54,642,927.49, 81,941,060.24 and 31,629,746.85

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Solution

The fourth proportional to 54,642,927.49, 81,941,060.24 and 31,629,746.85 is: 47,431,115.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,642,927.49 : 81,941,060.24 = 31,629,746.85 : x
  2. Step 2: Convert to fraction form
    54,642,927.49/81,941,060.24 = 31,629,746.85/x
  3. Step 3: Cross multiply
    54,642,927.49x = 81,941,060.24 × 31,629,746.85
  4. Step 4: Simplify right side
    54,642,927.49x = 2,591,774,991,443,946
  5. Step 5: Solve for x
    x = 2,591,774,991,443,946/54,642,927.49
  6. Step 6: Final answer
    x = 47,431,115.26

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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.