Home / 13,177,937.82-18,172,778.35-10,276,269.96

Finding the Fourth Proportional to 13,177,937.82, 18,172,778.35 and 10,276,269.96

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Solution

The fourth proportional to 13,177,937.82, 18,172,778.35 and 10,276,269.96 is: 14,171,289.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,177,937.82 : 18,172,778.35 = 10,276,269.96 : x
  2. Step 2: Convert to fraction form
    13,177,937.82/18,172,778.35 = 10,276,269.96/x
  3. Step 3: Cross multiply
    13,177,937.82x = 18,172,778.35 × 10,276,269.96
  4. Step 4: Simplify right side
    13,177,937.82x = 186,748,376,202,411.44
  5. Step 5: Solve for x
    x = 186,748,376,202,411.44/13,177,937.82
  6. Step 6: Final answer
    x = 14,171,289.83

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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.