Home / 13,886,855.06-19,164,057.83-8,006,372.92

Finding the Fourth Proportional to 13,886,855.06, 19,164,057.83 and 8,006,372.92

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Solution

The fourth proportional to 13,886,855.06, 19,164,057.83 and 8,006,372.92 is: 11,048,908.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,886,855.06 : 19,164,057.83 = 8,006,372.92 : x
  2. Step 2: Convert to fraction form
    13,886,855.06/19,164,057.83 = 8,006,372.92/x
  3. Step 3: Cross multiply
    13,886,855.06x = 19,164,057.83 × 8,006,372.92
  4. Step 4: Simplify right side
    13,886,855.06x = 153,434,593,619,531.75
  5. Step 5: Solve for x
    x = 153,434,593,619,531.75/13,886,855.06
  6. Step 6: Final answer
    x = 11,048,908.69

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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.