Home / 7,285,115.31-10,925,768.93-2,166,166.64

Finding the Fourth Proportional to 7,285,115.31, 10,925,768.93 and 2,166,166.64

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Solution

The fourth proportional to 7,285,115.31, 10,925,768.93 and 2,166,166.64 is: 3,248,683.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,285,115.31 : 10,925,768.93 = 2,166,166.64 : x
  2. Step 2: Convert to fraction form
    7,285,115.31/10,925,768.93 = 2,166,166.64/x
  3. Step 3: Cross multiply
    7,285,115.31x = 10,925,768.93 × 2,166,166.64
  4. Step 4: Simplify right side
    7,285,115.31x = 23,667,036,107,054.82
  5. Step 5: Solve for x
    x = 23,667,036,107,054.82/7,285,115.31
  6. Step 6: Final answer
    x = 3,248,683.80

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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.