Home / 27,362,961.60-41,017,370.40-12,960,715.20

Finding the Fourth Proportional to 27,362,961.60, 41,017,370.40 and 12,960,715.20

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Solution

The fourth proportional to 27,362,961.60, 41,017,370.40 and 12,960,715.20 is: 19,428,249.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,362,961.60 : 41,017,370.40 = 12,960,715.20 : x
  2. Step 2: Convert to fraction form
    27,362,961.60/41,017,370.40 = 12,960,715.20/x
  3. Step 3: Cross multiply
    27,362,961.60x = 41,017,370.40 × 12,960,715.20
  4. Step 4: Simplify right side
    27,362,961.60x = 531,614,456,007,310
  5. Step 5: Solve for x
    x = 531,614,456,007,310/27,362,961.60
  6. Step 6: Final answer
    x = 19,428,249.90

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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.