Home / 5,378,513.85-7,422,349.26-2,964,065.85

Finding the Fourth Proportional to 5,378,513.85, 7,422,349.26 and 2,964,065.85

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Solution

The fourth proportional to 5,378,513.85, 7,422,349.26 and 2,964,065.85 is: 4,090,410.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,378,513.85 : 7,422,349.26 = 2,964,065.85 : x
  2. Step 2: Convert to fraction form
    5,378,513.85/7,422,349.26 = 2,964,065.85/x
  3. Step 3: Cross multiply
    5,378,513.85x = 7,422,349.26 × 2,964,065.85
  4. Step 4: Simplify right side
    5,378,513.85x = 22,000,331,931,227.03
  5. Step 5: Solve for x
    x = 22,000,331,931,227.03/5,378,513.85
  6. Step 6: Final answer
    x = 4,090,410.95

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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.