Home / 7,194,178.71-10,771,930.62-5,480,156.91

Finding the Fourth Proportional to 7,194,178.71, 10,771,930.62 and 5,480,156.91

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Solution

The fourth proportional to 7,194,178.71, 10,771,930.62 and 5,480,156.91 is: 8,205,505.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,194,178.71 : 10,771,930.62 = 5,480,156.91 : x
  2. Step 2: Convert to fraction form
    7,194,178.71/10,771,930.62 = 5,480,156.91/x
  3. Step 3: Cross multiply
    7,194,178.71x = 10,771,930.62 × 5,480,156.91
  4. Step 4: Simplify right side
    7,194,178.71x = 59,031,870,021,233.58
  5. Step 5: Solve for x
    x = 59,031,870,021,233.58/7,194,178.71
  6. Step 6: Final answer
    x = 8,205,505.09

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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.