Home / 57,475,037.01-86,223,930.75-21,083,745.20

Finding the Fourth Proportional to 57,475,037.01, 86,223,930.75 and 21,083,745.20

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Solution

The fourth proportional to 57,475,037.01, 86,223,930.75 and 21,083,745.20 is: 31,629,790.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,475,037.01 : 86,223,930.75 = 21,083,745.20 : x
  2. Step 2: Convert to fraction form
    57,475,037.01/86,223,930.75 = 21,083,745.20/x
  3. Step 3: Cross multiply
    57,475,037.01x = 86,223,930.75 × 21,083,745.20
  4. Step 4: Simplify right side
    57,475,037.01x = 1,817,923,386,075,444.75
  5. Step 5: Solve for x
    x = 1,817,923,386,075,444.75/57,475,037.01
  6. Step 6: Final answer
    x = 31,629,790.61

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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.