Home / 72,073,568.92-108,064,535.46-61,147,524.52

Finding the Fourth Proportional to 72,073,568.92, 108,064,535.46 and 61,147,524.52

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Solution

The fourth proportional to 72,073,568.92, 108,064,535.46 and 61,147,524.52 is: 91,682,414.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,073,568.92 : 108,064,535.46 = 61,147,524.52 : x
  2. Step 2: Convert to fraction form
    72,073,568.92/108,064,535.46 = 61,147,524.52/x
  3. Step 3: Cross multiply
    72,073,568.92x = 108,064,535.46 × 61,147,524.52
  4. Step 4: Simplify right side
    72,073,568.92x = 6,607,878,831,782,759
  5. Step 5: Solve for x
    x = 6,607,878,831,782,759/72,073,568.92
  6. Step 6: Final answer
    x = 91,682,414.66

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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.