Home / 50,311,921.17-69,430,686.34-28,583,081.49

Finding the Fourth Proportional to 50,311,921.17, 69,430,686.34 and 28,583,081.49

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Solution

The fourth proportional to 50,311,921.17, 69,430,686.34 and 28,583,081.49 is: 39,444,786.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,311,921.17 : 69,430,686.34 = 28,583,081.49 : x
  2. Step 2: Convert to fraction form
    50,311,921.17/69,430,686.34 = 28,583,081.49/x
  3. Step 3: Cross multiply
    50,311,921.17x = 69,430,686.34 × 28,583,081.49
  4. Step 4: Simplify right side
    50,311,921.17x = 1,984,542,965,562,849.75
  5. Step 5: Solve for x
    x = 1,984,542,965,562,849.75/50,311,921.17
  6. Step 6: Final answer
    x = 39,444,786.04

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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.