Home / 54,957,037.56-82,441,535.22-20,409,386.76

Finding the Fourth Proportional to 54,957,037.56, 82,441,535.22 and 20,409,386.76

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Solution

The fourth proportional to 54,957,037.56, 82,441,535.22 and 20,409,386.76 is: 30,616,300.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,957,037.56 : 82,441,535.22 = 20,409,386.76 : x
  2. Step 2: Convert to fraction form
    54,957,037.56/82,441,535.22 = 20,409,386.76/x
  3. Step 3: Cross multiply
    54,957,037.56x = 82,441,535.22 × 20,409,386.76
  4. Step 4: Simplify right side
    54,957,037.56x = 1,682,581,177,393,141.75
  5. Step 5: Solve for x
    x = 1,682,581,177,393,141.75/54,957,037.56
  6. Step 6: Final answer
    x = 30,616,300.52

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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.