Finding the Fourth Proportional to 10,122,996.08, 13,969,696.05 and 5,476,766.63
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Solution
The fourth proportional to 10,122,996.08, 13,969,696.05 and 5,476,766.63 is: 7,557,917.09
Step by Step Solution
- Step 1: Write the proportion equation
10,122,996.08 : 13,969,696.05 = 5,476,766.63 : x - Step 2: Convert to fraction form
10,122,996.08/13,969,696.05 = 5,476,766.63/x - Step 3: Cross multiply
10,122,996.08x = 13,969,696.05 × 5,476,766.63 - Step 4: Simplify right side
10,122,996.08x = 76,508,765,088,034.33 - Step 5: Solve for x
x = 76,508,765,088,034.33/10,122,996.08 - Step 6: Final answer
x = 7,557,917.09
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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.