Home / 9,122,671.80-12,589,126.38-5,255,181

Finding the Fourth Proportional to 9,122,671.80, 12,589,126.38 and 5,255,181

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Solution

The fourth proportional to 9,122,671.80, 12,589,126.38 and 5,255,181 is: 7,252,057.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,122,671.80 : 12,589,126.38 = 5,255,181 : x
  2. Step 2: Convert to fraction form
    9,122,671.80/12,589,126.38 = 5,255,181/x
  3. Step 3: Cross multiply
    9,122,671.80x = 12,589,126.38 × 5,255,181
  4. Step 4: Simplify right side
    9,122,671.80x = 66,158,137,758,774.78
  5. Step 5: Solve for x
    x = 66,158,137,758,774.78/9,122,671.80
  6. Step 6: Final answer
    x = 7,252,057.21

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1.5x scale

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.