Home / 7,219,338.11-10,830,372.71-2,901,724.43

Finding the Fourth Proportional to 7,219,338.11, 10,830,372.71 and 2,901,724.43

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Solution

The fourth proportional to 7,219,338.11, 10,830,372.71 and 2,901,724.43 is: 4,353,135.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,219,338.11 : 10,830,372.71 = 2,901,724.43 : x
  2. Step 2: Convert to fraction form
    7,219,338.11/10,830,372.71 = 2,901,724.43/x
  3. Step 3: Cross multiply
    7,219,338.11x = 10,830,372.71 × 2,901,724.43
  4. Step 4: Simplify right side
    7,219,338.11x = 31,426,757,101,333.09
  5. Step 5: Solve for x
    x = 31,426,757,101,333.09/7,219,338.11
  6. Step 6: Final answer
    x = 4,353,135.51

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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.