Home / 7,815,544.64-11,715,558.48-3,709,670.84

Finding the Fourth Proportional to 7,815,544.64, 11,715,558.48 and 3,709,670.84

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Solution

The fourth proportional to 7,815,544.64, 11,715,558.48 and 3,709,670.84 is: 5,560,823.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,815,544.64 : 11,715,558.48 = 3,709,670.84 : x
  2. Step 2: Convert to fraction form
    7,815,544.64/11,715,558.48 = 3,709,670.84/x
  3. Step 3: Cross multiply
    7,815,544.64x = 11,715,558.48 × 3,709,670.84
  4. Step 4: Simplify right side
    7,815,544.64x = 43,460,865,667,570.73
  5. Step 5: Solve for x
    x = 43,460,865,667,570.73/7,815,544.64
  6. Step 6: Final answer
    x = 5,560,823.68

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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.