Finding the Fourth Proportional to 12,766,276.35, 17,617,436.42 and 6,965,062.02
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Solution
The fourth proportional to 12,766,276.35, 17,617,436.42 and 6,965,062.02 is: 9,611,771.98
Step by Step Solution
- Step 1: Write the proportion equation
12,766,276.35 : 17,617,436.42 = 6,965,062.02 : x - Step 2: Convert to fraction form
12,766,276.35/17,617,436.42 = 6,965,062.02/x - Step 3: Cross multiply
12,766,276.35x = 17,617,436.42 × 6,965,062.02 - Step 4: Simplify right side
12,766,276.35x = 122,706,537,263,881.44 - Step 5: Solve for x
x = 122,706,537,263,881.44/12,766,276.35 - Step 6: Final answer
x = 9,611,771.98
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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.