Home / 56,308,331.56-84,462,778.58-19,916,755.44

Finding the Fourth Proportional to 56,308,331.56, 84,462,778.58 and 19,916,755.44

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Solution

The fourth proportional to 56,308,331.56, 84,462,778.58 and 19,916,755.44 is: 29,875,232.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,308,331.56 : 84,462,778.58 = 19,916,755.44 : x
  2. Step 2: Convert to fraction form
    56,308,331.56/84,462,778.58 = 19,916,755.44/x
  3. Step 3: Cross multiply
    56,308,331.56x = 84,462,778.58 × 19,916,755.44
  4. Step 4: Simplify right side
    56,308,331.56x = 1,682,224,505,113,029.75
  5. Step 5: Solve for x
    x = 1,682,224,505,113,029.75/56,308,331.56
  6. Step 6: Final answer
    x = 29,875,232.64

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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.