Home / 9,132,546.94-12,603,118.32-5,212,224.36

Finding the Fourth Proportional to 9,132,546.94, 12,603,118.32 and 5,212,224.36

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Solution

The fourth proportional to 9,132,546.94, 12,603,118.32 and 5,212,224.36 is: 7,192,985.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,132,546.94 : 12,603,118.32 = 5,212,224.36 : x
  2. Step 2: Convert to fraction form
    9,132,546.94/12,603,118.32 = 5,212,224.36/x
  3. Step 3: Cross multiply
    9,132,546.94x = 12,603,118.32 × 5,212,224.36
  4. Step 4: Simplify right side
    9,132,546.94x = 65,690,280,319,466.28
  5. Step 5: Solve for x
    x = 65,690,280,319,466.28/9,132,546.94
  6. Step 6: Final answer
    x = 7,192,985.79

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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.