Home / 7,381,636.80-11,072,455.20-5,492,068.80

Finding the Fourth Proportional to 7,381,636.80, 11,072,455.20 and 5,492,068.80

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Solution

The fourth proportional to 7,381,636.80, 11,072,455.20 and 5,492,068.80 is: 8,238,103.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,381,636.80 : 11,072,455.20 = 5,492,068.80 : x
  2. Step 2: Convert to fraction form
    7,381,636.80/11,072,455.20 = 5,492,068.80/x
  3. Step 3: Cross multiply
    7,381,636.80x = 11,072,455.20 × 5,492,068.80
  4. Step 4: Simplify right side
    7,381,636.80x = 60,810,685,743,317.75
  5. Step 5: Solve for x
    x = 60,810,685,743,317.75/7,381,636.80
  6. Step 6: Final answer
    x = 8,238,103.20

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Similar ratio
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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.