Home / 5,728,729.35-7,905,488.85-3,150,410.12

Finding the Fourth Proportional to 5,728,729.35, 7,905,488.85 and 3,150,410.12

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Solution

The fourth proportional to 5,728,729.35, 7,905,488.85 and 3,150,410.12 is: 4,347,479.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,728,729.35 : 7,905,488.85 = 3,150,410.12 : x
  2. Step 2: Convert to fraction form
    5,728,729.35/7,905,488.85 = 3,150,410.12/x
  3. Step 3: Cross multiply
    5,728,729.35x = 7,905,488.85 × 3,150,410.12
  4. Step 4: Simplify right side
    5,728,729.35x = 24,905,532,048,947.42
  5. Step 5: Solve for x
    x = 24,905,532,048,947.42/5,728,729.35
  6. Step 6: Final answer
    x = 4,347,479.27

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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.