Home / 7,381,630.80-11,072,446.20-5,492,062.80

Finding the Fourth Proportional to 7,381,630.80, 11,072,446.20 and 5,492,062.80

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Solution

The fourth proportional to 7,381,630.80, 11,072,446.20 and 5,492,062.80 is: 8,238,094.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,381,630.80 : 11,072,446.20 = 5,492,062.80 : x
  2. Step 2: Convert to fraction form
    7,381,630.80/11,072,446.20 = 5,492,062.80/x
  3. Step 3: Cross multiply
    7,381,630.80x = 11,072,446.20 × 5,492,062.80
  4. Step 4: Simplify right side
    7,381,630.80x = 60,810,569,880,021.35
  5. Step 5: Solve for x
    x = 60,810,569,880,021.35/7,381,630.80
  6. Step 6: Final answer
    x = 8,238,094.20

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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.