Home / 17,126,415.94-23,611,590-13,605,893.50

Finding the Fourth Proportional to 17,126,415.94, 23,611,590 and 13,605,893.50

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Solution

The fourth proportional to 17,126,415.94, 23,611,590 and 13,605,893.50 is: 18,757,968.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,126,415.94 : 23,611,590 = 13,605,893.50 : x
  2. Step 2: Convert to fraction form
    17,126,415.94/23,611,590 = 13,605,893.50/x
  3. Step 3: Cross multiply
    17,126,415.94x = 23,611,590 × 13,605,893.50
  4. Step 4: Simplify right side
    17,126,415.94x = 321,256,778,905,665
  5. Step 5: Solve for x
    x = 321,256,778,905,665/17,126,415.94
  6. Step 6: Final answer
    x = 18,757,968.98

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1.5x scale

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.