Home / 7,351,906.20-11,029,827.60-6,558,681.30

Finding the Fourth Proportional to 7,351,906.20, 11,029,827.60 and 6,558,681.30

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Solution

The fourth proportional to 7,351,906.20, 11,029,827.60 and 6,558,681.30 is: 9,839,777.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,351,906.20 : 11,029,827.60 = 6,558,681.30 : x
  2. Step 2: Convert to fraction form
    7,351,906.20/11,029,827.60 = 6,558,681.30/x
  3. Step 3: Cross multiply
    7,351,906.20x = 11,029,827.60 × 6,558,681.30
  4. Step 4: Simplify right side
    7,351,906.20x = 72,341,124,022,343.88
  5. Step 5: Solve for x
    x = 72,341,124,022,343.88/7,351,906.20
  6. Step 6: Final answer
    x = 9,839,777.88

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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.