Home / 6,347,978.15-8,762,890.58-4,285,786.14

Finding the Fourth Proportional to 6,347,978.15, 8,762,890.58 and 4,285,786.14

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Solution

The fourth proportional to 6,347,978.15, 8,762,890.58 and 4,285,786.14 is: 5,916,194.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,347,978.15 : 8,762,890.58 = 4,285,786.14 : x
  2. Step 2: Convert to fraction form
    6,347,978.15/8,762,890.58 = 4,285,786.14/x
  3. Step 3: Cross multiply
    6,347,978.15x = 8,762,890.58 × 4,285,786.14
  4. Step 4: Simplify right side
    6,347,978.15x = 37,555,875,012,850.87
  5. Step 5: Solve for x
    x = 37,555,875,012,850.87/6,347,978.15
  6. Step 6: Final answer
    x = 5,916,194.75

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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.