Finding the Fourth Proportional to 11,566,851.36, 15,961,983.26 and 6,410,102.19
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Solution
The fourth proportional to 11,566,851.36, 15,961,983.26 and 6,410,102.19 is: 8,845,790.50
Step by Step Solution
- Step 1: Write the proportion equation
11,566,851.36 : 15,961,983.26 = 6,410,102.19 : x - Step 2: Convert to fraction form
11,566,851.36/15,961,983.26 = 6,410,102.19/x - Step 3: Cross multiply
11,566,851.36x = 15,961,983.26 × 6,410,102.19 - Step 4: Simplify right side
11,566,851.36x = 102,317,943,819,618.84 - Step 5: Solve for x
x = 102,317,943,819,618.84/11,566,851.36 - Step 6: Final answer
x = 8,845,790.50
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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.