Home / 6,406,309.85-8,840,708.42-3,505,700.93

Finding the Fourth Proportional to 6,406,309.85, 8,840,708.42 and 3,505,700.93

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Solution

The fourth proportional to 6,406,309.85, 8,840,708.42 and 3,505,700.93 is: 4,837,867.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,406,309.85 : 8,840,708.42 = 3,505,700.93 : x
  2. Step 2: Convert to fraction form
    6,406,309.85/8,840,708.42 = 3,505,700.93/x
  3. Step 3: Cross multiply
    6,406,309.85x = 8,840,708.42 × 3,505,700.93
  4. Step 4: Simplify right side
    6,406,309.85x = 30,992,879,668,120.78
  5. Step 5: Solve for x
    x = 30,992,879,668,120.78/6,406,309.85
  6. Step 6: Final answer
    x = 4,837,867.73

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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.