Home / 7,930,855.58-11,896,542.02-3,775,355.78

Finding the Fourth Proportional to 7,930,855.58, 11,896,542.02 and 3,775,355.78

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Solution

The fourth proportional to 7,930,855.58, 11,896,542.02 and 3,775,355.78 is: 5,663,156.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,930,855.58 : 11,896,542.02 = 3,775,355.78 : x
  2. Step 2: Convert to fraction form
    7,930,855.58/11,896,542.02 = 3,775,355.78/x
  3. Step 3: Cross multiply
    7,930,855.58x = 11,896,542.02 × 3,775,355.78
  4. Step 4: Simplify right side
    7,930,855.58x = 44,913,678,627,175.55
  5. Step 5: Solve for x
    x = 44,913,678,627,175.55/7,930,855.58
  6. Step 6: Final answer
    x = 5,663,156.79

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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.