Home / 6,381,826.56-9,572,822.91-2,121,994.79

Finding the Fourth Proportional to 6,381,826.56, 9,572,822.91 and 2,121,994.79

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Solution

The fourth proportional to 6,381,826.56, 9,572,822.91 and 2,121,994.79 is: 3,183,019.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,381,826.56 : 9,572,822.91 = 2,121,994.79 : x
  2. Step 2: Convert to fraction form
    6,381,826.56/9,572,822.91 = 2,121,994.79/x
  3. Step 3: Cross multiply
    6,381,826.56x = 9,572,822.91 × 2,121,994.79
  4. Step 4: Simplify right side
    6,381,826.56x = 20,313,480,340,612.64
  5. Step 5: Solve for x
    x = 20,313,480,340,612.64/6,381,826.56
  6. Step 6: Final answer
    x = 3,183,019.81

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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.