Home / 6,381,803.25-9,572,788.22-2,121,971.49

Finding the Fourth Proportional to 6,381,803.25, 9,572,788.22 and 2,121,971.49

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Solution

The fourth proportional to 6,381,803.25, 9,572,788.22 and 2,121,971.49 is: 3,182,984.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,381,803.25 : 9,572,788.22 = 2,121,971.49 : x
  2. Step 2: Convert to fraction form
    6,381,803.25/9,572,788.22 = 2,121,971.49/x
  3. Step 3: Cross multiply
    6,381,803.25x = 9,572,788.22 × 2,121,971.49
  4. Step 4: Simplify right side
    6,381,803.25x = 20,313,183,672,037.99
  5. Step 5: Solve for x
    x = 20,313,183,672,037.99/6,381,803.25
  6. Step 6: Final answer
    x = 3,182,984.95

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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.