Home / 13,898,274.20-20,818,083.06-11,150,947.39

Finding the Fourth Proportional to 13,898,274.20, 20,818,083.06 and 11,150,947.39

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Solution

The fourth proportional to 13,898,274.20, 20,818,083.06 and 11,150,947.39 is: 16,702,890.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,898,274.20 : 20,818,083.06 = 11,150,947.39 : x
  2. Step 2: Convert to fraction form
    13,898,274.20/20,818,083.06 = 11,150,947.39/x
  3. Step 3: Cross multiply
    13,898,274.20x = 20,818,083.06 × 11,150,947.39
  4. Step 4: Simplify right side
    13,898,274.20x = 232,141,348,858,619.78
  5. Step 5: Solve for x
    x = 232,141,348,858,619.78/13,898,274.20
  6. Step 6: Final answer
    x = 16,702,890.27

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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.