Home / 9,212,429.16-13,821,093.72-3,147,151.32

Finding the Fourth Proportional to 9,212,429.16, 13,821,093.72 and 3,147,151.32

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Solution

The fourth proportional to 9,212,429.16, 13,821,093.72 and 3,147,151.32 is: 4,721,563.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,212,429.16 : 13,821,093.72 = 3,147,151.32 : x
  2. Step 2: Convert to fraction form
    9,212,429.16/13,821,093.72 = 3,147,151.32/x
  3. Step 3: Cross multiply
    9,212,429.16x = 13,821,093.72 × 3,147,151.32
  4. Step 4: Simplify right side
    9,212,429.16x = 43,497,073,344,741.71
  5. Step 5: Solve for x
    x = 43,497,073,344,741.71/9,212,429.16
  6. Step 6: Final answer
    x = 4,721,563.94

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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.