Home / 31,414,883.95-43,334,826.15-18,852,725.85

Finding the Fourth Proportional to 31,414,883.95, 43,334,826.15 and 18,852,725.85

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Solution

The fourth proportional to 31,414,883.95, 43,334,826.15 and 18,852,725.85 is: 26,006,131.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,414,883.95 : 43,334,826.15 = 18,852,725.85 : x
  2. Step 2: Convert to fraction form
    31,414,883.95/43,334,826.15 = 18,852,725.85/x
  3. Step 3: Cross multiply
    31,414,883.95x = 43,334,826.15 × 18,852,725.85
  4. Step 4: Simplify right side
    31,414,883.95x = 816,979,597,163,361
  5. Step 5: Solve for x
    x = 816,979,597,163,361/31,414,883.95
  6. Step 6: Final answer
    x = 26,006,131.31

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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.