Home / 6,142,912.50-8,477,209.31-3,389,597.86

Finding the Fourth Proportional to 6,142,912.50, 8,477,209.31 and 3,389,597.86

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Solution

The fourth proportional to 6,142,912.50, 8,477,209.31 and 3,389,597.86 is: 4,677,639.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,142,912.50 : 8,477,209.31 = 3,389,597.86 : x
  2. Step 2: Convert to fraction form
    6,142,912.50/8,477,209.31 = 3,389,597.86/x
  3. Step 3: Cross multiply
    6,142,912.50x = 8,477,209.31 × 3,389,597.86
  4. Step 4: Simplify right side
    6,142,912.50x = 28,734,330,537,543.98
  5. Step 5: Solve for x
    x = 28,734,330,537,543.98/6,142,912.50
  6. Step 6: Final answer
    x = 4,677,639.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.