Home / 9,542,138.02-13,168,207.73-5,191,255.46

Finding the Fourth Proportional to 9,542,138.02, 13,168,207.73 and 5,191,255.46

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Solution

The fourth proportional to 9,542,138.02, 13,168,207.73 and 5,191,255.46 is: 7,163,963.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,542,138.02 : 13,168,207.73 = 5,191,255.46 : x
  2. Step 2: Convert to fraction form
    9,542,138.02/13,168,207.73 = 5,191,255.46/x
  3. Step 3: Cross multiply
    9,542,138.02x = 13,168,207.73 × 5,191,255.46
  4. Step 4: Simplify right side
    9,542,138.02x = 68,359,530,322,675.37
  5. Step 5: Solve for x
    x = 68,359,530,322,675.37/9,542,138.02
  6. Step 6: Final answer
    x = 7,163,963.69

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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.