Home / 14,631,588.36-20,191,373.82-8,105,198.04

Finding the Fourth Proportional to 14,631,588.36, 20,191,373.82 and 8,105,198.04

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Solution

The fourth proportional to 14,631,588.36, 20,191,373.82 and 8,105,198.04 is: 11,185,052.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,631,588.36 : 20,191,373.82 = 8,105,198.04 : x
  2. Step 2: Convert to fraction form
    14,631,588.36/20,191,373.82 = 8,105,198.04/x
  3. Step 3: Cross multiply
    14,631,588.36x = 20,191,373.82 × 8,105,198.04
  4. Step 4: Simplify right side
    14,631,588.36x = 163,655,083,510,771.31
  5. Step 5: Solve for x
    x = 163,655,083,510,771.31/14,631,588.36
  6. Step 6: Final answer
    x = 11,185,052.47

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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.