Home / 7,822,427.78-10,795,449.21-4,384,669.70

Finding the Fourth Proportional to 7,822,427.78, 10,795,449.21 and 4,384,669.70

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Solution

The fourth proportional to 7,822,427.78, 10,795,449.21 and 4,384,669.70 is: 6,051,123.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,822,427.78 : 10,795,449.21 = 4,384,669.70 : x
  2. Step 2: Convert to fraction form
    7,822,427.78/10,795,449.21 = 4,384,669.70/x
  3. Step 3: Cross multiply
    7,822,427.78x = 10,795,449.21 × 4,384,669.70
  4. Step 4: Simplify right side
    7,822,427.78x = 47,334,479,048,975.95
  5. Step 5: Solve for x
    x = 47,334,479,048,975.95/7,822,427.78
  6. Step 6: Final answer
    x = 6,051,123.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.