Home / 84,860,485.52-127,222,076.64-26,538,157.24

Finding the Fourth Proportional to 84,860,485.52, 127,222,076.64 and 26,538,157.24

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Solution

The fourth proportional to 84,860,485.52, 127,222,076.64 and 26,538,157.24 is: 39,785,766.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,860,485.52 : 127,222,076.64 = 26,538,157.24 : x
  2. Step 2: Convert to fraction form
    84,860,485.52/127,222,076.64 = 26,538,157.24/x
  3. Step 3: Cross multiply
    84,860,485.52x = 127,222,076.64 × 26,538,157.24
  4. Step 4: Simplify right side
    84,860,485.52x = 3,376,239,474,271,650.50
  5. Step 5: Solve for x
    x = 3,376,239,474,271,650.50/84,860,485.52
  6. Step 6: Final answer
    x = 39,785,766.64

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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.