Home / 9,879,821.88-14,817,659.22-2,786,451

Finding the Fourth Proportional to 9,879,821.88, 14,817,659.22 and 2,786,451

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Solution

The fourth proportional to 9,879,821.88, 14,817,659.22 and 2,786,451 is: 4,179,091.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,879,821.88 : 14,817,659.22 = 2,786,451 : x
  2. Step 2: Convert to fraction form
    9,879,821.88/14,817,659.22 = 2,786,451/x
  3. Step 3: Cross multiply
    9,879,821.88x = 14,817,659.22 × 2,786,451
  4. Step 4: Simplify right side
    9,879,821.88x = 41,288,681,351,228.22
  5. Step 5: Solve for x
    x = 41,288,681,351,228.22/9,879,821.88
  6. Step 6: Final answer
    x = 4,179,091.67

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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.