Home / 7,668,858.30-11,503,287.45-4,302,627.90

Finding the Fourth Proportional to 7,668,858.30, 11,503,287.45 and 4,302,627.90

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Solution

The fourth proportional to 7,668,858.30, 11,503,287.45 and 4,302,627.90 is: 6,453,941.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,668,858.30 : 11,503,287.45 = 4,302,627.90 : x
  2. Step 2: Convert to fraction form
    7,668,858.30/11,503,287.45 = 4,302,627.90/x
  3. Step 3: Cross multiply
    7,668,858.30x = 11,503,287.45 × 4,302,627.90
  4. Step 4: Simplify right side
    7,668,858.30x = 49,494,365,524,089.86
  5. Step 5: Solve for x
    x = 49,494,365,524,089.86/7,668,858.30
  6. Step 6: Final answer
    x = 6,453,941.85

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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.