Home / 9,005,855.42-12,427,850.12-5,032,158.44

Finding the Fourth Proportional to 9,005,855.42, 12,427,850.12 and 5,032,158.44

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Solution

The fourth proportional to 9,005,855.42, 12,427,850.12 and 5,032,158.44 is: 6,944,249.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,005,855.42 : 12,427,850.12 = 5,032,158.44 : x
  2. Step 2: Convert to fraction form
    9,005,855.42/12,427,850.12 = 5,032,158.44/x
  3. Step 3: Cross multiply
    9,005,855.42x = 12,427,850.12 × 5,032,158.44
  4. Step 4: Simplify right side
    9,005,855.42x = 62,538,910,785,112.97
  5. Step 5: Solve for x
    x = 62,538,910,785,112.97/9,005,855.42
  6. Step 6: Final answer
    x = 6,944,249.92

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Double scale
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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.