Home / 6,857,991-10,266,806.57-4,577,859.83

Finding the Fourth Proportional to 6,857,991, 10,266,806.57 and 4,577,859.83

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Solution

The fourth proportional to 6,857,991, 10,266,806.57 and 4,577,859.83 is: 6,853,319.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,857,991 : 10,266,806.57 = 4,577,859.83 : x
  2. Step 2: Convert to fraction form
    6,857,991/10,266,806.57 = 4,577,859.83/x
  3. Step 3: Cross multiply
    6,857,991x = 10,266,806.57 × 4,577,859.83
  4. Step 4: Simplify right side
    6,857,991x = 47,000,001,381,960.80
  5. Step 5: Solve for x
    x = 47,000,001,381,960.80/6,857,991
  6. Step 6: Final answer
    x = 6,853,319.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.