Home / 5,103,575.64-7,042,930.61-2,811,736.33

Finding the Fourth Proportional to 5,103,575.64, 7,042,930.61 and 2,811,736.33

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Solution

The fourth proportional to 5,103,575.64, 7,042,930.61 and 2,811,736.33 is: 3,880,194.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,103,575.64 : 7,042,930.61 = 2,811,736.33 : x
  2. Step 2: Convert to fraction form
    5,103,575.64/7,042,930.61 = 2,811,736.33/x
  3. Step 3: Cross multiply
    5,103,575.64x = 7,042,930.61 × 2,811,736.33
  4. Step 4: Simplify right side
    5,103,575.64x = 19,802,863,834,140.05
  5. Step 5: Solve for x
    x = 19,802,863,834,140.05/5,103,575.64
  6. Step 6: Final answer
    x = 3,880,194.05

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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.