Home / 81,760,239.94-112,809,732.84-46,475,275.76

Finding the Fourth Proportional to 81,760,239.94, 112,809,732.84 and 46,475,275.76

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Solution

The fourth proportional to 81,760,239.94, 112,809,732.84 and 46,475,275.76 is: 64,124,853.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,760,239.94 : 112,809,732.84 = 46,475,275.76 : x
  2. Step 2: Convert to fraction form
    81,760,239.94/112,809,732.84 = 46,475,275.76/x
  3. Step 3: Cross multiply
    81,760,239.94x = 112,809,732.84 × 46,475,275.76
  4. Step 4: Simplify right side
    81,760,239.94x = 5,242,863,442,150,928
  5. Step 5: Solve for x
    x = 5,242,863,442,150,928/81,760,239.94
  6. Step 6: Final answer
    x = 64,124,853.91

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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.