Finding the Fourth Proportional to 10,845,383.87, 14,966,628.11 and 6,199,268.66
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Solution
The fourth proportional to 10,845,383.87, 14,966,628.11 and 6,199,268.66 is: 8,554,989.82
Step by Step Solution
- Step 1: Write the proportion equation
10,845,383.87 : 14,966,628.11 = 6,199,268.66 : x - Step 2: Convert to fraction form
10,845,383.87/14,966,628.11 = 6,199,268.66/x - Step 3: Cross multiply
10,845,383.87x = 14,966,628.11 × 6,199,268.66 - Step 4: Simplify right side
10,845,383.87x = 92,782,148,641,112.78 - Step 5: Solve for x
x = 92,782,148,641,112.78/10,845,383.87 - Step 6: Final answer
x = 8,554,989.82
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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.