Home / 8,530,486.81-12,795,730.25-2,850,711.12

Finding the Fourth Proportional to 8,530,486.81, 12,795,730.25 and 2,850,711.12

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Solution

The fourth proportional to 8,530,486.81, 12,795,730.25 and 2,850,711.12 is: 4,276,066.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,530,486.81 : 12,795,730.25 = 2,850,711.12 : x
  2. Step 2: Convert to fraction form
    8,530,486.81/12,795,730.25 = 2,850,711.12/x
  3. Step 3: Cross multiply
    8,530,486.81x = 12,795,730.25 × 2,850,711.12
  4. Step 4: Simplify right side
    8,530,486.81x = 36,476,930,497,941.82
  5. Step 5: Solve for x
    x = 36,476,930,497,941.82/8,530,486.81
  6. Step 6: Final answer
    x = 4,276,066.69

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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.