Home / 50,997,878.70-70,368,456.34-28,667,890.41

Finding the Fourth Proportional to 50,997,878.70, 70,368,456.34 and 28,667,890.41

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Solution

The fourth proportional to 50,997,878.70, 70,368,456.34 and 28,667,890.41 is: 39,556,845.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,997,878.70 : 70,368,456.34 = 28,667,890.41 : x
  2. Step 2: Convert to fraction form
    50,997,878.70/70,368,456.34 = 28,667,890.41/x
  3. Step 3: Cross multiply
    50,997,878.70x = 70,368,456.34 × 28,667,890.41
  4. Step 4: Simplify right side
    50,997,878.70x = 2,017,315,194,623,976.75
  5. Step 5: Solve for x
    x = 2,017,315,194,623,976.75/50,997,878.70
  6. Step 6: Final answer
    x = 39,556,845.22

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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.