Home / 23,422,321.78-32,323,814.34-12,968,338.12

Finding the Fourth Proportional to 23,422,321.78, 32,323,814.34 and 12,968,338.12

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Solution

The fourth proportional to 23,422,321.78, 32,323,814.34 and 12,968,338.12 is: 17,896,865.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,422,321.78 : 32,323,814.34 = 12,968,338.12 : x
  2. Step 2: Convert to fraction form
    23,422,321.78/32,323,814.34 = 12,968,338.12/x
  3. Step 3: Cross multiply
    23,422,321.78x = 32,323,814.34 × 12,968,338.12
  4. Step 4: Simplify right side
    23,422,321.78x = 419,186,153,689,224.62
  5. Step 5: Solve for x
    x = 419,186,153,689,224.62/23,422,321.78
  6. Step 6: Final answer
    x = 17,896,865.97

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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.