Home / 7,381,337.80-11,072,006.70-6,353,885.20

Finding the Fourth Proportional to 7,381,337.80, 11,072,006.70 and 6,353,885.20

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Solution

The fourth proportional to 7,381,337.80, 11,072,006.70 and 6,353,885.20 is: 9,530,827.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,381,337.80 : 11,072,006.70 = 6,353,885.20 : x
  2. Step 2: Convert to fraction form
    7,381,337.80/11,072,006.70 = 6,353,885.20/x
  3. Step 3: Cross multiply
    7,381,337.80x = 11,072,006.70 × 6,353,885.20
  4. Step 4: Simplify right side
    7,381,337.80x = 70,350,259,505,430.84
  5. Step 5: Solve for x
    x = 70,350,259,505,430.84/7,381,337.80
  6. Step 6: Final answer
    x = 9,530,827.80

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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.