Home / 21,904,216.40-32,856,324.60-19,814,027.60

Finding the Fourth Proportional to 21,904,216.40, 32,856,324.60 and 19,814,027.60

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Solution

The fourth proportional to 21,904,216.40, 32,856,324.60 and 19,814,027.60 is: 29,721,041.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,904,216.40 : 32,856,324.60 = 19,814,027.60 : x
  2. Step 2: Convert to fraction form
    21,904,216.40/32,856,324.60 = 19,814,027.60/x
  3. Step 3: Cross multiply
    21,904,216.40x = 32,856,324.60 × 19,814,027.60
  4. Step 4: Simplify right side
    21,904,216.40x = 651,016,122,458,959
  5. Step 5: Solve for x
    x = 651,016,122,458,959/21,904,216.40
  6. Step 6: Final answer
    x = 29,721,041.40

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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.