Home / 11,290,538.54-15,579,818.96-6,394,783.52

Finding the Fourth Proportional to 11,290,538.54, 15,579,818.96 and 6,394,783.52

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Solution

The fourth proportional to 11,290,538.54, 15,579,818.96 and 6,394,783.52 is: 8,824,164.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,290,538.54 : 15,579,818.96 = 6,394,783.52 : x
  2. Step 2: Convert to fraction form
    11,290,538.54/15,579,818.96 = 6,394,783.52/x
  3. Step 3: Cross multiply
    11,290,538.54x = 15,579,818.96 × 6,394,783.52
  4. Step 4: Simplify right side
    11,290,538.54x = 99,629,569,529,991.53
  5. Step 5: Solve for x
    x = 99,629,569,529,991.53/11,290,538.54
  6. Step 6: Final answer
    x = 8,824,164.51

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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.