Home / 6,478,977.32-8,940,828.02-3,725,599.11

Finding the Fourth Proportional to 6,478,977.32, 8,940,828.02 and 3,725,599.11

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Solution

The fourth proportional to 6,478,977.32, 8,940,828.02 and 3,725,599.11 is: 5,141,234.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,478,977.32 : 8,940,828.02 = 3,725,599.11 : x
  2. Step 2: Convert to fraction form
    6,478,977.32/8,940,828.02 = 3,725,599.11/x
  3. Step 3: Cross multiply
    6,478,977.32x = 8,940,828.02 × 3,725,599.11
  4. Step 4: Simplify right side
    6,478,977.32x = 33,309,940,935,161.96
  5. Step 5: Solve for x
    x = 33,309,940,935,161.96/6,478,977.32
  6. Step 6: Final answer
    x = 5,141,234.38

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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.