Home / 33,285,430.20-49,928,145.30-28,414,543.80

Finding the Fourth Proportional to 33,285,430.20, 49,928,145.30 and 28,414,543.80

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Solution

The fourth proportional to 33,285,430.20, 49,928,145.30 and 28,414,543.80 is: 42,621,815.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,285,430.20 : 49,928,145.30 = 28,414,543.80 : x
  2. Step 2: Convert to fraction form
    33,285,430.20/49,928,145.30 = 28,414,543.80/x
  3. Step 3: Cross multiply
    33,285,430.20x = 49,928,145.30 × 28,414,543.80
  4. Step 4: Simplify right side
    33,285,430.20x = 1,418,685,471,479,614
  5. Step 5: Solve for x
    x = 1,418,685,471,479,614/33,285,430.20
  6. Step 6: Final answer
    x = 42,621,815.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.