Home / 8,282,588.40-12,407,719.94-6,452,383.72

Finding the Fourth Proportional to 8,282,588.40, 12,407,719.94 and 6,452,383.72

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Solution

The fourth proportional to 8,282,588.40, 12,407,719.94 and 6,452,383.72 is: 9,665,984.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,282,588.40 : 12,407,719.94 = 6,452,383.72 : x
  2. Step 2: Convert to fraction form
    8,282,588.40/12,407,719.94 = 6,452,383.72/x
  3. Step 3: Cross multiply
    8,282,588.40x = 12,407,719.94 × 6,452,383.72
  4. Step 4: Simplify right side
    8,282,588.40x = 80,059,370,143,175.38
  5. Step 5: Solve for x
    x = 80,059,370,143,175.38/8,282,588.40
  6. Step 6: Final answer
    x = 9,665,984.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.