Home / 61,610,696.88-92,414,801.16-21,220,286.64

Finding the Fourth Proportional to 61,610,696.88, 92,414,801.16 and 21,220,286.64

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Solution

The fourth proportional to 61,610,696.88, 92,414,801.16 and 21,220,286.64 is: 31,830,001.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,610,696.88 : 92,414,801.16 = 21,220,286.64 : x
  2. Step 2: Convert to fraction form
    61,610,696.88/92,414,801.16 = 21,220,286.64/x
  3. Step 3: Cross multiply
    61,610,696.88x = 92,414,801.16 × 21,220,286.64
  4. Step 4: Simplify right side
    61,610,696.88x = 1,961,068,570,393,804.50
  5. Step 5: Solve for x
    x = 1,961,068,570,393,804.50/61,610,696.88
  6. Step 6: Final answer
    x = 31,830,001.44

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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.