Home / 5,127,891.10-7,078,668.64-3,195,106.63

Finding the Fourth Proportional to 5,127,891.10, 7,078,668.64 and 3,195,106.63

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Solution

The fourth proportional to 5,127,891.10, 7,078,668.64 and 3,195,106.63 is: 4,410,604.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,127,891.10 : 7,078,668.64 = 3,195,106.63 : x
  2. Step 2: Convert to fraction form
    5,127,891.10/7,078,668.64 = 3,195,106.63/x
  3. Step 3: Cross multiply
    5,127,891.10x = 7,078,668.64 × 3,195,106.63
  4. Step 4: Simplify right side
    5,127,891.10x = 22,617,101,077,552.64
  5. Step 5: Solve for x
    x = 22,617,101,077,552.64/5,127,891.10
  6. Step 6: Final answer
    x = 4,410,604.80

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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.