Home / 5,214,796.41-7,196,435.06-2,891,852.49

Finding the Fourth Proportional to 5,214,796.41, 7,196,435.06 and 2,891,852.49

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Solution

The fourth proportional to 5,214,796.41, 7,196,435.06 and 2,891,852.49 is: 3,990,765.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,214,796.41 : 7,196,435.06 = 2,891,852.49 : x
  2. Step 2: Convert to fraction form
    5,214,796.41/7,196,435.06 = 2,891,852.49/x
  3. Step 3: Cross multiply
    5,214,796.41x = 7,196,435.06 × 2,891,852.49
  4. Step 4: Simplify right side
    5,214,796.41x = 20,811,028,632,925.04
  5. Step 5: Solve for x
    x = 20,811,028,632,925.04/5,214,796.41
  6. Step 6: Final answer
    x = 3,990,765.31

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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.