Finding the Fourth Proportional to 4,718,536.16, 6,511,517.82 and 2,653,551.14
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Solution
The fourth proportional to 4,718,536.16, 6,511,517.82 and 2,653,551.14 is: 3,661,865.66
Step by Step Solution
- Step 1: Write the proportion equation
4,718,536.16 : 6,511,517.82 = 2,653,551.14 : x - Step 2: Convert to fraction form
4,718,536.16/6,511,517.82 = 2,653,551.14/x - Step 3: Cross multiply
4,718,536.16x = 6,511,517.82 × 2,653,551.14 - Step 4: Simplify right side
4,718,536.16x = 17,278,645,501,833.72 - Step 5: Solve for x
x = 17,278,645,501,833.72/4,718,536.16 - Step 6: Final answer
x = 3,661,865.66
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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.