Finding the Fourth Proportional to 25,660,603.26, 35,411,620.23 and 15,347,326.14
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Solution
The fourth proportional to 25,660,603.26, 35,411,620.23 and 15,347,326.14 is: 21,179,302.74
Step by Step Solution
- Step 1: Write the proportion equation
25,660,603.26 : 35,411,620.23 = 15,347,326.14 : x - Step 2: Convert to fraction form
25,660,603.26/35,411,620.23 = 15,347,326.14/x - Step 3: Cross multiply
25,660,603.26x = 35,411,620.23 × 15,347,326.14 - Step 4: Simplify right side
25,660,603.26x = 543,473,684,815,631.81 - Step 5: Solve for x
x = 543,473,684,815,631.81/25,660,603.26 - Step 6: Final answer
x = 21,179,302.74
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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.