Home / 13,881,253.70-19,158,461.82-8,083,453.92

Finding the Fourth Proportional to 13,881,253.70, 19,158,461.82 and 8,083,453.92

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Solution

The fourth proportional to 13,881,253.70, 19,158,461.82 and 8,083,453.92 is: 11,156,524.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,881,253.70 : 19,158,461.82 = 8,083,453.92 : x
  2. Step 2: Convert to fraction form
    13,881,253.70/19,158,461.82 = 8,083,453.92/x
  3. Step 3: Cross multiply
    13,881,253.70x = 19,158,461.82 × 8,083,453.92
  4. Step 4: Simplify right side
    13,881,253.70x = 154,866,543,300,049.34
  5. Step 5: Solve for x
    x = 154,866,543,300,049.34/13,881,253.70
  6. Step 6: Final answer
    x = 11,156,524.23

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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.