Home / 21,843,076.80-32,785,610.40-11,072,539.20

Finding the Fourth Proportional to 21,843,076.80, 32,785,610.40 and 11,072,539.20

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Solution

The fourth proportional to 21,843,076.80, 32,785,610.40 and 11,072,539.20 is: 16,619,451.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,843,076.80 : 32,785,610.40 = 11,072,539.20 : x
  2. Step 2: Convert to fraction form
    21,843,076.80/32,785,610.40 = 11,072,539.20/x
  3. Step 3: Cross multiply
    21,843,076.80x = 32,785,610.40 × 11,072,539.20
  4. Step 4: Simplify right side
    21,843,076.80x = 363,019,956,349,927.62
  5. Step 5: Solve for x
    x = 363,019,956,349,927.62/21,843,076.80
  6. Step 6: Final answer
    x = 16,619,451.54

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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.