Home / 8,336,450.20-12,518,985.58-5,116,893.44

Finding the Fourth Proportional to 8,336,450.20, 12,518,985.58 and 5,116,893.44

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Solution

The fourth proportional to 8,336,450.20, 12,518,985.58 and 5,116,893.44 is: 7,684,123.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,336,450.20 : 12,518,985.58 = 5,116,893.44 : x
  2. Step 2: Convert to fraction form
    8,336,450.20/12,518,985.58 = 5,116,893.44/x
  3. Step 3: Cross multiply
    8,336,450.20x = 12,518,985.58 × 5,116,893.44
  4. Step 4: Simplify right side
    8,336,450.20x = 64,058,315,189,756.60
  5. Step 5: Solve for x
    x = 64,058,315,189,756.60/8,336,450.20
  6. Step 6: Final answer
    x = 7,684,123.78

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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.