Home / 6,551,930.90-9,042,337.26-3,939,286.03

Finding the Fourth Proportional to 6,551,930.90, 9,042,337.26 and 3,939,286.03

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Solution

The fourth proportional to 6,551,930.90, 9,042,337.26 and 3,939,286.03 is: 5,436,619.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,551,930.90 : 9,042,337.26 = 3,939,286.03 : x
  2. Step 2: Convert to fraction form
    6,551,930.90/9,042,337.26 = 3,939,286.03/x
  3. Step 3: Cross multiply
    6,551,930.90x = 9,042,337.26 × 3,939,286.03
  4. Step 4: Simplify right side
    6,551,930.90x = 35,620,352,824,260.63
  5. Step 5: Solve for x
    x = 35,620,352,824,260.63/6,551,930.90
  6. Step 6: Final answer
    x = 5,436,619.12

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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.