Home / 6,441,498.78-8,889,378.82-3,541,011.90

Finding the Fourth Proportional to 6,441,498.78, 8,889,378.82 and 3,541,011.90

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Solution

The fourth proportional to 6,441,498.78, 8,889,378.82 and 3,541,011.90 is: 4,886,657.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,441,498.78 : 8,889,378.82 = 3,541,011.90 : x
  2. Step 2: Convert to fraction form
    6,441,498.78/8,889,378.82 = 3,541,011.90/x
  3. Step 3: Cross multiply
    6,441,498.78x = 8,889,378.82 × 3,541,011.90
  4. Step 4: Simplify right side
    6,441,498.78x = 31,477,396,185,227.96
  5. Step 5: Solve for x
    x = 31,477,396,185,227.96/6,441,498.78
  6. Step 6: Final answer
    x = 4,886,657.17

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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.