Home / 8,419,668.12-12,626,367.48-3,026,846.88

Finding the Fourth Proportional to 8,419,668.12, 12,626,367.48 and 3,026,846.88

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Solution

The fourth proportional to 8,419,668.12, 12,626,367.48 and 3,026,846.88 is: 4,539,143.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,419,668.12 : 12,626,367.48 = 3,026,846.88 : x
  2. Step 2: Convert to fraction form
    8,419,668.12/12,626,367.48 = 3,026,846.88/x
  3. Step 3: Cross multiply
    8,419,668.12x = 12,626,367.48 × 3,026,846.88
  4. Step 4: Simplify right side
    8,419,668.12x = 38,218,081,012,571.46
  5. Step 5: Solve for x
    x = 38,218,081,012,571.46/8,419,668.12
  6. Step 6: Final answer
    x = 4,539,143.40

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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.