Home / 8,168,544.12-12,254,643.54-2,489,212.92

Finding the Fourth Proportional to 8,168,544.12, 12,254,643.54 and 2,489,212.92

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Solution

The fourth proportional to 8,168,544.12, 12,254,643.54 and 2,489,212.92 is: 3,734,376.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,168,544.12 : 12,254,643.54 = 2,489,212.92 : x
  2. Step 2: Convert to fraction form
    8,168,544.12/12,254,643.54 = 2,489,212.92/x
  3. Step 3: Cross multiply
    8,168,544.12x = 12,254,643.54 × 2,489,212.92
  4. Step 4: Simplify right side
    8,168,544.12x = 30,504,417,029,762.54
  5. Step 5: Solve for x
    x = 30,504,417,029,762.54/8,168,544.12
  6. Step 6: Final answer
    x = 3,734,376.23

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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.