Home / 12,684,049.28-17,496,667.68-8,095,198.40

Finding the Fourth Proportional to 12,684,049.28, 17,496,667.68 and 8,095,198.40

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Solution

The fourth proportional to 12,684,049.28, 17,496,667.68 and 8,095,198.40 is: 11,166,701.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,684,049.28 : 17,496,667.68 = 8,095,198.40 : x
  2. Step 2: Convert to fraction form
    12,684,049.28/17,496,667.68 = 8,095,198.40/x
  3. Step 3: Cross multiply
    12,684,049.28x = 17,496,667.68 × 8,095,198.40
  4. Step 4: Simplify right side
    12,684,049.28x = 141,638,996,208,467.72
  5. Step 5: Solve for x
    x = 141,638,996,208,467.72/12,684,049.28
  6. Step 6: Final answer
    x = 11,166,701.82

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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.