Home / 7,339,910.40-11,011,615.20-3,550,276.80

Finding the Fourth Proportional to 7,339,910.40, 11,011,615.20 and 3,550,276.80

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Solution

The fourth proportional to 7,339,910.40, 11,011,615.20 and 3,550,276.80 is: 5,326,261.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,339,910.40 : 11,011,615.20 = 3,550,276.80 : x
  2. Step 2: Convert to fraction form
    7,339,910.40/11,011,615.20 = 3,550,276.80/x
  3. Step 3: Cross multiply
    7,339,910.40x = 11,011,615.20 × 3,550,276.80
  4. Step 4: Simplify right side
    7,339,910.40x = 39,094,281,975,087.35
  5. Step 5: Solve for x
    x = 39,094,281,975,087.35/7,339,910.40
  6. Step 6: Final answer
    x = 5,326,261.47

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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.