Home / 6,915,624.48-10,380,741.30-3,885,579.72

Finding the Fourth Proportional to 6,915,624.48, 10,380,741.30 and 3,885,579.72

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Solution

The fourth proportional to 6,915,624.48, 10,380,741.30 and 3,885,579.72 is: 5,832,473.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,915,624.48 : 10,380,741.30 = 3,885,579.72 : x
  2. Step 2: Convert to fraction form
    6,915,624.48/10,380,741.30 = 3,885,579.72/x
  3. Step 3: Cross multiply
    6,915,624.48x = 10,380,741.30 × 3,885,579.72
  4. Step 4: Simplify right side
    6,915,624.48x = 40,335,197,873,846.44
  5. Step 5: Solve for x
    x = 40,335,197,873,846.44/6,915,624.48
  6. Step 6: Final answer
    x = 5,832,473.70

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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.