Home / 12,232,365.20-18,354,452.70-8,630,376.20

Finding the Fourth Proportional to 12,232,365.20, 18,354,452.70 and 8,630,376.20

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Solution

The fourth proportional to 12,232,365.20, 18,354,452.70 and 8,630,376.20 is: 12,949,730.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,232,365.20 : 18,354,452.70 = 8,630,376.20 : x
  2. Step 2: Convert to fraction form
    12,232,365.20/18,354,452.70 = 8,630,376.20/x
  3. Step 3: Cross multiply
    12,232,365.20x = 18,354,452.70 × 8,630,376.20
  4. Step 4: Simplify right side
    12,232,365.20x = 158,405,831,746,105.72
  5. Step 5: Solve for x
    x = 158,405,831,746,105.72/12,232,365.20
  6. Step 6: Final answer
    x = 12,949,730.42

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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.