Home / 13,453,846.44-18,566,049-7,342,318.68

Finding the Fourth Proportional to 13,453,846.44, 18,566,049 and 7,342,318.68

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Solution

The fourth proportional to 13,453,846.44, 18,566,049 and 7,342,318.68 is: 10,132,258.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,453,846.44 : 18,566,049 = 7,342,318.68 : x
  2. Step 2: Convert to fraction form
    13,453,846.44/18,566,049 = 7,342,318.68/x
  3. Step 3: Cross multiply
    13,453,846.44x = 18,566,049 × 7,342,318.68
  4. Step 4: Simplify right side
    13,453,846.44x = 136,317,848,386,495.31
  5. Step 5: Solve for x
    x = 136,317,848,386,495.31/13,453,846.44
  6. Step 6: Final answer
    x = 10,132,258.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.