Home / 6,806,290.65-9,392,102.97-3,905,619.15

Finding the Fourth Proportional to 6,806,290.65, 9,392,102.97 and 3,905,619.15

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Solution

The fourth proportional to 6,806,290.65, 9,392,102.97 and 3,905,619.15 is: 5,389,422.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,806,290.65 : 9,392,102.97 = 3,905,619.15 : x
  2. Step 2: Convert to fraction form
    6,806,290.65/9,392,102.97 = 3,905,619.15/x
  3. Step 3: Cross multiply
    6,806,290.65x = 9,392,102.97 × 3,905,619.15
  4. Step 4: Simplify right side
    6,806,290.65x = 36,681,977,218,403.88
  5. Step 5: Solve for x
    x = 36,681,977,218,403.88/6,806,290.65
  6. Step 6: Final answer
    x = 5,389,422.68

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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.