Home / 93,025,745.06-128,375,529.90-51,782,380.52

Finding the Fourth Proportional to 93,025,745.06, 128,375,529.90 and 51,782,380.52

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Solution

The fourth proportional to 93,025,745.06, 128,375,529.90 and 51,782,380.52 is: 71,459,686.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,025,745.06 : 128,375,529.90 = 51,782,380.52 : x
  2. Step 2: Convert to fraction form
    93,025,745.06/128,375,529.90 = 51,782,380.52/x
  3. Step 3: Cross multiply
    93,025,745.06x = 128,375,529.90 × 51,782,380.52
  4. Step 4: Simplify right side
    93,025,745.06x = 6,647,590,538,738,438
  5. Step 5: Solve for x
    x = 6,647,590,538,738,438/93,025,745.06
  6. Step 6: Final answer
    x = 71,459,686.07

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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.