Home / 7,272,691.50-10,910,611.97-2,784,967.66

Finding the Fourth Proportional to 7,272,691.50, 10,910,611.97 and 2,784,967.66

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Solution

The fourth proportional to 7,272,691.50, 10,910,611.97 and 2,784,967.66 is: 4,178,054.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,272,691.50 : 10,910,611.97 = 2,784,967.66 : x
  2. Step 2: Convert to fraction form
    7,272,691.50/10,910,611.97 = 2,784,967.66/x
  3. Step 3: Cross multiply
    7,272,691.50x = 10,910,611.97 × 2,784,967.66
  4. Step 4: Simplify right side
    7,272,691.50x = 30,385,701,487,258.89
  5. Step 5: Solve for x
    x = 30,385,701,487,258.89/7,272,691.50
  6. Step 6: Final answer
    x = 4,178,054.51

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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.