Home / 5,213,776.37-7,193,660.50-3,147,158.57

Finding the Fourth Proportional to 5,213,776.37, 7,193,660.50 and 3,147,158.57

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Solution

The fourth proportional to 5,213,776.37, 7,193,660.50 and 3,147,158.57 is: 4,342,263.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,213,776.37 : 7,193,660.50 = 3,147,158.57 : x
  2. Step 2: Convert to fraction form
    5,213,776.37/7,193,660.50 = 3,147,158.57/x
  3. Step 3: Cross multiply
    5,213,776.37x = 7,193,660.50 × 3,147,158.57
  4. Step 4: Simplify right side
    5,213,776.37x = 22,639,590,292,245.48
  5. Step 5: Solve for x
    x = 22,639,590,292,245.48/5,213,776.37
  6. Step 6: Final answer
    x = 4,342,263.40

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1.5x scale

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.