Home / 81,941,336.30-122,896,059.12-23,644,915.80

Finding the Fourth Proportional to 81,941,336.30, 122,896,059.12 and 23,644,915.80

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Solution

The fourth proportional to 81,941,336.30, 122,896,059.12 and 23,644,915.80 is: 35,462,772.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,941,336.30 : 122,896,059.12 = 23,644,915.80 : x
  2. Step 2: Convert to fraction form
    81,941,336.30/122,896,059.12 = 23,644,915.80/x
  3. Step 3: Cross multiply
    81,941,336.30x = 122,896,059.12 × 23,644,915.80
  4. Step 4: Simplify right side
    81,941,336.30x = 2,905,866,970,044,222.50
  5. Step 5: Solve for x
    x = 2,905,866,970,044,222.50/81,941,336.30
  6. Step 6: Final answer
    x = 35,462,772.53

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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.