Home / 10,628,238.77-15,944,887.87-3,439,772.68

Finding the Fourth Proportional to 10,628,238.77, 15,944,887.87 and 3,439,772.68

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Solution

The fourth proportional to 10,628,238.77, 15,944,887.87 and 3,439,772.68 is: 5,160,477.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,628,238.77 : 15,944,887.87 = 3,439,772.68 : x
  2. Step 2: Convert to fraction form
    10,628,238.77/15,944,887.87 = 3,439,772.68/x
  3. Step 3: Cross multiply
    10,628,238.77x = 15,944,887.87 × 3,439,772.68
  4. Step 4: Simplify right side
    10,628,238.77x = 54,846,789,662,324.40
  5. Step 5: Solve for x
    x = 54,846,789,662,324.40/10,628,238.77
  6. Step 6: Final answer
    x = 5,160,477.74

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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.