Home / 8,912,571.21-13,367,276.91-4,053,742.65

Finding the Fourth Proportional to 8,912,571.21, 13,367,276.91 and 4,053,742.65

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Solution

The fourth proportional to 8,912,571.21, 13,367,276.91 and 4,053,742.65 is: 6,079,895.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,912,571.21 : 13,367,276.91 = 4,053,742.65 : x
  2. Step 2: Convert to fraction form
    8,912,571.21/13,367,276.91 = 4,053,742.65/x
  3. Step 3: Cross multiply
    8,912,571.21x = 13,367,276.91 × 4,053,742.65
  4. Step 4: Simplify right side
    8,912,571.21x = 54,187,500,524,427.21
  5. Step 5: Solve for x
    x = 54,187,500,524,427.21/8,912,571.21
  6. Step 6: Final answer
    x = 6,079,895.38

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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.