Home / 45,792,029.70-68,667,049.35-20,219,876.10

Finding the Fourth Proportional to 45,792,029.70, 68,667,049.35 and 20,219,876.10

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Solution

The fourth proportional to 45,792,029.70, 68,667,049.35 and 20,219,876.10 is: 30,320,543.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,792,029.70 : 68,667,049.35 = 20,219,876.10 : x
  2. Step 2: Convert to fraction form
    45,792,029.70/68,667,049.35 = 20,219,876.10/x
  3. Step 3: Cross multiply
    45,792,029.70x = 68,667,049.35 × 20,219,876.10
  4. Step 4: Simplify right side
    45,792,029.70x = 1,388,439,230,009,585.50
  5. Step 5: Solve for x
    x = 1,388,439,230,009,585.50/45,792,029.70
  6. Step 6: Final answer
    x = 30,320,543.53

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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.