Home / 10,318,494.22-15,479,942.55-3,494,828.14

Finding the Fourth Proportional to 10,318,494.22, 15,479,942.55 and 3,494,828.14

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Solution

The fourth proportional to 10,318,494.22, 15,479,942.55 and 3,494,828.14 is: 5,242,987.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,318,494.22 : 15,479,942.55 = 3,494,828.14 : x
  2. Step 2: Convert to fraction form
    10,318,494.22/15,479,942.55 = 3,494,828.14/x
  3. Step 3: Cross multiply
    10,318,494.22x = 15,479,942.55 × 3,494,828.14
  4. Step 4: Simplify right side
    10,318,494.22x = 54,099,738,829,323.36
  5. Step 5: Solve for x
    x = 54,099,738,829,323.36/10,318,494.22
  6. Step 6: Final answer
    x = 5,242,987.75

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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.