Home / 5,135,346-7,086,690.86-2,843,457.48

Finding the Fourth Proportional to 5,135,346, 7,086,690.86 and 2,843,457.48

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Solution

The fourth proportional to 5,135,346, 7,086,690.86 and 2,843,457.48 is: 3,923,923.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,135,346 : 7,086,690.86 = 2,843,457.48 : x
  2. Step 2: Convert to fraction form
    5,135,346/7,086,690.86 = 2,843,457.48/x
  3. Step 3: Cross multiply
    5,135,346x = 7,086,690.86 × 2,843,457.48
  4. Step 4: Simplify right side
    5,135,346x = 20,150,704,120,097.35
  5. Step 5: Solve for x
    x = 20,150,704,120,097.35/5,135,346
  6. Step 6: Final answer
    x = 3,923,923.36

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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.