Finding the Fourth Proportional to 28,891,290.26, 39,835,116.97 and 24,963,948.56
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Solution
The fourth proportional to 28,891,290.26, 39,835,116.97 and 24,963,948.56 is: 34,420,124.61
Step by Step Solution
- Step 1: Write the proportion equation
28,891,290.26 : 39,835,116.97 = 24,963,948.56 : x - Step 2: Convert to fraction form
28,891,290.26/39,835,116.97 = 24,963,948.56/x - Step 3: Cross multiply
28,891,290.26x = 39,835,116.97 × 24,963,948.56 - Step 4: Simplify right side
28,891,290.26x = 994,441,810,957,841 - Step 5: Solve for x
x = 994,441,810,957,841/28,891,290.26 - Step 6: Final answer
x = 34,420,124.61
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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.