Home / 7,800,145.20-10,764,745.56-4,362,703.92

Finding the Fourth Proportional to 7,800,145.20, 10,764,745.56 and 4,362,703.92

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Solution

The fourth proportional to 7,800,145.20, 10,764,745.56 and 4,362,703.92 is: 6,020,836.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,800,145.20 : 10,764,745.56 = 4,362,703.92 : x
  2. Step 2: Convert to fraction form
    7,800,145.20/10,764,745.56 = 4,362,703.92/x
  3. Step 3: Cross multiply
    7,800,145.20x = 10,764,745.56 × 4,362,703.92
  4. Step 4: Simplify right side
    7,800,145.20x = 46,963,397,652,414.59
  5. Step 5: Solve for x
    x = 46,963,397,652,414.59/7,800,145.20
  6. Step 6: Final answer
    x = 6,020,836.34

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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.