Home / 8,579,270.58-12,868,895.51-2,189,523.61

Finding the Fourth Proportional to 8,579,270.58, 12,868,895.51 and 2,189,523.61

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Solution

The fourth proportional to 8,579,270.58, 12,868,895.51 and 2,189,523.61 is: 3,284,282.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,579,270.58 : 12,868,895.51 = 2,189,523.61 : x
  2. Step 2: Convert to fraction form
    8,579,270.58/12,868,895.51 = 2,189,523.61/x
  3. Step 3: Cross multiply
    8,579,270.58x = 12,868,895.51 × 2,189,523.61
  4. Step 4: Simplify right side
    8,579,270.58x = 28,176,750,553,767.99
  5. Step 5: Solve for x
    x = 28,176,750,553,767.99/8,579,270.58
  6. Step 6: Final answer
    x = 3,284,282.77

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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.