Home / 57,475,035.01-86,223,927.75-21,083,743.20

Finding the Fourth Proportional to 57,475,035.01, 86,223,927.75 and 21,083,743.20

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Solution

The fourth proportional to 57,475,035.01, 86,223,927.75 and 21,083,743.20 is: 31,629,787.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,475,035.01 : 86,223,927.75 = 21,083,743.20 : x
  2. Step 2: Convert to fraction form
    57,475,035.01/86,223,927.75 = 21,083,743.20/x
  3. Step 3: Cross multiply
    57,475,035.01x = 86,223,927.75 × 21,083,743.20
  4. Step 4: Simplify right side
    57,475,035.01x = 1,817,923,150,270,935
  5. Step 5: Solve for x
    x = 1,817,923,150,270,935/57,475,035.01
  6. Step 6: Final answer
    x = 31,629,787.61

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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.