Home / 8,630,928.11-12,948,097.64-3,166,073.65

Finding the Fourth Proportional to 8,630,928.11, 12,948,097.64 and 3,166,073.65

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Solution

The fourth proportional to 8,630,928.11, 12,948,097.64 and 3,166,073.65 is: 4,749,736.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,630,928.11 : 12,948,097.64 = 3,166,073.65 : x
  2. Step 2: Convert to fraction form
    8,630,928.11/12,948,097.64 = 3,166,073.65/x
  3. Step 3: Cross multiply
    8,630,928.11x = 12,948,097.64 × 3,166,073.65
  4. Step 4: Simplify right side
    8,630,928.11x = 40,994,630,803,531.21
  5. Step 5: Solve for x
    x = 40,994,630,803,531.21/8,630,928.11
  6. Step 6: Final answer
    x = 4,749,736.10

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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.