Home / 8,485,212.45-11,709,858.75-4,814,283.54

Finding the Fourth Proportional to 8,485,212.45, 11,709,858.75 and 4,814,283.54

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Solution

The fourth proportional to 8,485,212.45, 11,709,858.75 and 4,814,283.54 is: 6,643,861.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,485,212.45 : 11,709,858.75 = 4,814,283.54 : x
  2. Step 2: Convert to fraction form
    8,485,212.45/11,709,858.75 = 4,814,283.54/x
  3. Step 3: Cross multiply
    8,485,212.45x = 11,709,858.75 × 4,814,283.54
  4. Step 4: Simplify right side
    8,485,212.45x = 56,374,580,235,849.98
  5. Step 5: Solve for x
    x = 56,374,580,235,849.98/8,485,212.45
  6. Step 6: Final answer
    x = 6,643,861.96

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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.