Home / 13,530,559.42-20,298,824.43-3,946,688.02

Finding the Fourth Proportional to 13,530,559.42, 20,298,824.43 and 3,946,688.02

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Solution

The fourth proportional to 13,530,559.42, 20,298,824.43 and 3,946,688.02 is: 5,920,902.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,530,559.42 : 20,298,824.43 = 3,946,688.02 : x
  2. Step 2: Convert to fraction form
    13,530,559.42/20,298,824.43 = 3,946,688.02/x
  3. Step 3: Cross multiply
    13,530,559.42x = 20,298,824.43 × 3,946,688.02
  4. Step 4: Simplify right side
    13,530,559.42x = 80,113,127,197,964.33
  5. Step 5: Solve for x
    x = 80,113,127,197,964.33/13,530,559.42
  6. Step 6: Final answer
    x = 5,920,902.80

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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.