Home / 26,986,661.52-40,479,960.84-8,790,827.34

Finding the Fourth Proportional to 26,986,661.52, 40,479,960.84 and 8,790,827.34

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Solution

The fourth proportional to 26,986,661.52, 40,479,960.84 and 8,790,827.34 is: 13,186,230.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,986,661.52 : 40,479,960.84 = 8,790,827.34 : x
  2. Step 2: Convert to fraction form
    26,986,661.52/40,479,960.84 = 8,790,827.34/x
  3. Step 3: Cross multiply
    26,986,661.52x = 40,479,960.84 × 8,790,827.34
  4. Step 4: Simplify right side
    26,986,661.52x = 355,852,346,474,401.38
  5. Step 5: Solve for x
    x = 355,852,346,474,401.38/26,986,661.52
  6. Step 6: Final answer
    x = 13,186,230.77

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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.