Home / 7,487,036.05-11,231,795.17-2,628,081.73

Finding the Fourth Proportional to 7,487,036.05, 11,231,795.17 and 2,628,081.73

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Solution

The fourth proportional to 7,487,036.05, 11,231,795.17 and 2,628,081.73 is: 3,942,558.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,487,036.05 : 11,231,795.17 = 2,628,081.73 : x
  2. Step 2: Convert to fraction form
    7,487,036.05/11,231,795.17 = 2,628,081.73/x
  3. Step 3: Cross multiply
    7,487,036.05x = 11,231,795.17 × 2,628,081.73
  4. Step 4: Simplify right side
    7,487,036.05x = 29,518,075,667,114.67
  5. Step 5: Solve for x
    x = 29,518,075,667,114.67/7,487,036.05
  6. Step 6: Final answer
    x = 3,942,558.24

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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.