Home / 4,974,651.88-6,864,409.22-3,138,417.64

Finding the Fourth Proportional to 4,974,651.88, 6,864,409.22 and 3,138,417.64

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Solution

The fourth proportional to 4,974,651.88, 6,864,409.22 and 3,138,417.64 is: 4,330,631.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,974,651.88 : 6,864,409.22 = 3,138,417.64 : x
  2. Step 2: Convert to fraction form
    4,974,651.88/6,864,409.22 = 3,138,417.64/x
  3. Step 3: Cross multiply
    4,974,651.88x = 6,864,409.22 × 3,138,417.64
  4. Step 4: Simplify right side
    4,974,651.88x = 21,543,382,984,226.64
  5. Step 5: Solve for x
    x = 21,543,382,984,226.64/4,974,651.88
  6. Step 6: Final answer
    x = 4,330,631.27

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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.