Home / 57,475,015.40-86,223,898.19-21,083,723.66

Finding the Fourth Proportional to 57,475,015.40, 86,223,898.19 and 21,083,723.66

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Solution

The fourth proportional to 57,475,015.40, 86,223,898.19 and 21,083,723.66 is: 31,629,758.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,475,015.40 : 86,223,898.19 = 21,083,723.66 : x
  2. Step 2: Convert to fraction form
    57,475,015.40/86,223,898.19 = 21,083,723.66/x
  3. Step 3: Cross multiply
    57,475,015.40x = 86,223,898.19 × 21,083,723.66
  4. Step 4: Simplify right side
    57,475,015.40x = 1,817,920,841,947,524
  5. Step 5: Solve for x
    x = 1,817,920,841,947,524/57,475,015.40
  6. Step 6: Final answer
    x = 31,629,758.24

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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.