Home / 61,682,090.64-85,121,055.72-34,179,996.96

Finding the Fourth Proportional to 61,682,090.64, 85,121,055.72 and 34,179,996.96

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Solution

The fourth proportional to 61,682,090.64, 85,121,055.72 and 34,179,996.96 is: 47,168,268.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,682,090.64 : 85,121,055.72 = 34,179,996.96 : x
  2. Step 2: Convert to fraction form
    61,682,090.64/85,121,055.72 = 34,179,996.96/x
  3. Step 3: Cross multiply
    61,682,090.64x = 85,121,055.72 × 34,179,996.96
  4. Step 4: Simplify right side
    61,682,090.64x = 2,909,437,425,741,590.50
  5. Step 5: Solve for x
    x = 2,909,437,425,741,590.50/61,682,090.64
  6. Step 6: Final answer
    x = 47,168,268.71

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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.