Home / 6,315,596.56-8,715,572.40-3,486,731.12

Finding the Fourth Proportional to 6,315,596.56, 8,715,572.40 and 3,486,731.12

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Solution

The fourth proportional to 6,315,596.56, 8,715,572.40 and 3,486,731.12 is: 4,811,716.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,315,596.56 : 8,715,572.40 = 3,486,731.12 : x
  2. Step 2: Convert to fraction form
    6,315,596.56/8,715,572.40 = 3,486,731.12/x
  3. Step 3: Cross multiply
    6,315,596.56x = 8,715,572.40 × 3,486,731.12
  4. Step 4: Simplify right side
    6,315,596.56x = 30,388,857,515,693.09
  5. Step 5: Solve for x
    x = 30,388,857,515,693.09/6,315,596.56
  6. Step 6: Final answer
    x = 4,811,716.08

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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.