Finding the Fourth Proportional to 11,504,030.50, 15,876,511.60 and 6,610,197.61
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Solution
The fourth proportional to 11,504,030.50, 15,876,511.60 and 6,610,197.61 is: 9,122,618.29
Step by Step Solution
- Step 1: Write the proportion equation
11,504,030.50 : 15,876,511.60 = 6,610,197.61 : x - Step 2: Convert to fraction form
11,504,030.50/15,876,511.60 = 6,610,197.61/x - Step 3: Cross multiply
11,504,030.50x = 15,876,511.60 × 6,610,197.61 - Step 4: Simplify right side
11,504,030.50x = 104,946,878,954,074.72 - Step 5: Solve for x
x = 104,946,878,954,074.72/11,504,030.50 - Step 6: Final answer
x = 9,122,618.29
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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.