Home / 12,642,910.49-17,447,216.49-6,841,692.23

Finding the Fourth Proportional to 12,642,910.49, 17,447,216.49 and 6,841,692.23

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Solution

The fourth proportional to 12,642,910.49, 17,447,216.49 and 6,841,692.23 is: 9,441,535.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,642,910.49 : 17,447,216.49 = 6,841,692.23 : x
  2. Step 2: Convert to fraction form
    12,642,910.49/17,447,216.49 = 6,841,692.23/x
  3. Step 3: Cross multiply
    12,642,910.49x = 17,447,216.49 × 6,841,692.23
  4. Step 4: Simplify right side
    12,642,910.49x = 119,368,485,407,524.77
  5. Step 5: Solve for x
    x = 119,368,485,407,524.77/12,642,910.49
  6. Step 6: Final answer
    x = 9,441,535.28

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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.