Home / 6,485,591.68-8,950,118.48-3,545,421.56

Finding the Fourth Proportional to 6,485,591.68, 8,950,118.48 and 3,545,421.56

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Solution

The fourth proportional to 6,485,591.68, 8,950,118.48 and 3,545,421.56 is: 4,892,682.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,485,591.68 : 8,950,118.48 = 3,545,421.56 : x
  2. Step 2: Convert to fraction form
    6,485,591.68/8,950,118.48 = 3,545,421.56/x
  3. Step 3: Cross multiply
    6,485,591.68x = 8,950,118.48 × 3,545,421.56
  4. Step 4: Simplify right side
    6,485,591.68x = 31,731,943,023,546.43
  5. Step 5: Solve for x
    x = 31,731,943,023,546.43/6,485,591.68
  6. Step 6: Final answer
    x = 4,892,682.83

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1.5x scale

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.