Home / 51,726,046.92-77,584,032.38-21,022,467.18

Finding the Fourth Proportional to 51,726,046.92, 77,584,032.38 and 21,022,467.18

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Solution

The fourth proportional to 51,726,046.92, 77,584,032.38 and 21,022,467.18 is: 31,531,653.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,726,046.92 : 77,584,032.38 = 21,022,467.18 : x
  2. Step 2: Convert to fraction form
    51,726,046.92/77,584,032.38 = 21,022,467.18/x
  3. Step 3: Cross multiply
    51,726,046.92x = 77,584,032.38 × 21,022,467.18
  4. Step 4: Simplify right side
    51,726,046.92x = 1,631,007,774,400,607.25
  5. Step 5: Solve for x
    x = 1,631,007,774,400,607.25/51,726,046.92
  6. Step 6: Final answer
    x = 31,531,653.23

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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.