Home / 7,318,431.30-10,099,656.66-4,054,940.70

Finding the Fourth Proportional to 7,318,431.30, 10,099,656.66 and 4,054,940.70

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Solution

The fourth proportional to 7,318,431.30, 10,099,656.66 and 4,054,940.70 is: 5,595,940.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,318,431.30 : 10,099,656.66 = 4,054,940.70 : x
  2. Step 2: Convert to fraction form
    7,318,431.30/10,099,656.66 = 4,054,940.70/x
  3. Step 3: Cross multiply
    7,318,431.30x = 10,099,656.66 × 4,054,940.70
  4. Step 4: Simplify right side
    7,318,431.30x = 40,953,508,846,660.06
  5. Step 5: Solve for x
    x = 40,953,508,846,660.06/7,318,431.30
  6. Step 6: Final answer
    x = 5,595,940.87

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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.