Home / 14,090,103.70-21,128,493.30-5,458,247.17

Finding the Fourth Proportional to 14,090,103.70, 21,128,493.30 and 5,458,247.17

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Solution

The fourth proportional to 14,090,103.70, 21,128,493.30 and 5,458,247.17 is: 8,184,789.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,090,103.70 : 21,128,493.30 = 5,458,247.17 : x
  2. Step 2: Convert to fraction form
    14,090,103.70/21,128,493.30 = 5,458,247.17/x
  3. Step 3: Cross multiply
    14,090,103.70x = 21,128,493.30 × 5,458,247.17
  4. Step 4: Simplify right side
    14,090,103.70x = 115,324,538,761,088.97
  5. Step 5: Solve for x
    x = 115,324,538,761,088.97/14,090,103.70
  6. Step 6: Final answer
    x = 8,184,789.92

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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.