Home / 28,090,793.82-42,136,190.73-7,896,035.82

Finding the Fourth Proportional to 28,090,793.82, 42,136,190.73 and 7,896,035.82

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Solution

The fourth proportional to 28,090,793.82, 42,136,190.73 and 7,896,035.82 is: 11,844,053.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,090,793.82 : 42,136,190.73 = 7,896,035.82 : x
  2. Step 2: Convert to fraction form
    28,090,793.82/42,136,190.73 = 7,896,035.82/x
  3. Step 3: Cross multiply
    28,090,793.82x = 42,136,190.73 × 7,896,035.82
  4. Step 4: Simplify right side
    28,090,793.82x = 332,708,871,322,431.94
  5. Step 5: Solve for x
    x = 332,708,871,322,431.94/28,090,793.82
  6. Step 6: Final answer
    x = 11,844,053.73

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Double scale
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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.