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Finding the Fourth Proportional to 5,953,980.94, 8,216,245.62 and 3,375,835.96

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Solution

The fourth proportional to 5,953,980.94, 8,216,245.62 and 3,375,835.96 is: 4,658,512.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,953,980.94 : 8,216,245.62 = 3,375,835.96 : x
  2. Step 2: Convert to fraction form
    5,953,980.94/8,216,245.62 = 3,375,835.96/x
  3. Step 3: Cross multiply
    5,953,980.94x = 8,216,245.62 × 3,375,835.96
  4. Step 4: Simplify right side
    5,953,980.94x = 27,736,697,420,188.50
  5. Step 5: Solve for x
    x = 27,736,697,420,188.50/5,953,980.94
  6. Step 6: Final answer
    x = 4,658,512.97

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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.