Home / 7,381,333.80-11,072,000.70-6,353,881.20

Finding the Fourth Proportional to 7,381,333.80, 11,072,000.70 and 6,353,881.20

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Solution

The fourth proportional to 7,381,333.80, 11,072,000.70 and 6,353,881.20 is: 9,530,821.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,381,333.80 : 11,072,000.70 = 6,353,881.20 : x
  2. Step 2: Convert to fraction form
    7,381,333.80/11,072,000.70 = 6,353,881.20/x
  3. Step 3: Cross multiply
    7,381,333.80x = 11,072,000.70 × 6,353,881.20
  4. Step 4: Simplify right side
    7,381,333.80x = 70,350,177,094,116.84
  5. Step 5: Solve for x
    x = 70,350,177,094,116.84/7,381,333.80
  6. Step 6: Final answer
    x = 9,530,821.80

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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.