Home / 6,158,792.73-8,498,790.11-3,405,321.21

Finding the Fourth Proportional to 6,158,792.73, 8,498,790.11 and 3,405,321.21

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Solution

The fourth proportional to 6,158,792.73, 8,498,790.11 and 3,405,321.21 is: 4,699,153.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,158,792.73 : 8,498,790.11 = 3,405,321.21 : x
  2. Step 2: Convert to fraction form
    6,158,792.73/8,498,790.11 = 3,405,321.21/x
  3. Step 3: Cross multiply
    6,158,792.73x = 8,498,790.11 × 3,405,321.21
  4. Step 4: Simplify right side
    6,158,792.73x = 28,941,110,203,894.63
  5. Step 5: Solve for x
    x = 28,941,110,203,894.63/6,158,792.73
  6. Step 6: Final answer
    x = 4,699,153.14

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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.