Home / 6,172,154.87-9,258,675.17-2,128,583.25

Finding the Fourth Proportional to 6,172,154.87, 9,258,675.17 and 2,128,583.25

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Solution

The fourth proportional to 6,172,154.87, 9,258,675.17 and 2,128,583.25 is: 3,193,027.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,172,154.87 : 9,258,675.17 = 2,128,583.25 : x
  2. Step 2: Convert to fraction form
    6,172,154.87/9,258,675.17 = 2,128,583.25/x
  3. Step 3: Cross multiply
    6,172,154.87x = 9,258,675.17 × 2,128,583.25
  4. Step 4: Simplify right side
    6,172,154.87x = 19,707,860,873,409.98
  5. Step 5: Solve for x
    x = 19,707,860,873,409.98/6,172,154.87
  6. Step 6: Final answer
    x = 3,193,027.61

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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.