Home / 39,584,139.24-54,624,790.62-21,942,300.36

Finding the Fourth Proportional to 39,584,139.24, 54,624,790.62 and 21,942,300.36

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Solution

The fourth proportional to 39,584,139.24, 54,624,790.62 and 21,942,300.36 is: 30,279,641.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,584,139.24 : 54,624,790.62 = 21,942,300.36 : x
  2. Step 2: Convert to fraction form
    39,584,139.24/54,624,790.62 = 21,942,300.36/x
  3. Step 3: Cross multiply
    39,584,139.24x = 54,624,790.62 × 21,942,300.36
  4. Step 4: Simplify right side
    39,584,139.24x = 1,198,593,562,886,150.50
  5. Step 5: Solve for x
    x = 1,198,593,562,886,150.50/39,584,139.24
  6. Step 6: Final answer
    x = 30,279,641.94

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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.