Finding the Fourth Proportional to 32,603,091.49, 44,973,531.28 and 20,358,690.85
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Solution
The fourth proportional to 32,603,091.49, 44,973,531.28 and 20,358,690.85 is: 28,083,294.50
Step by Step Solution
- Step 1: Write the proportion equation
32,603,091.49 : 44,973,531.28 = 20,358,690.85 : x - Step 2: Convert to fraction form
32,603,091.49/44,973,531.28 = 20,358,690.85/x - Step 3: Cross multiply
32,603,091.49x = 44,973,531.28 × 20,358,690.85 - Step 4: Simplify right side
32,603,091.49x = 915,602,219,762,324.88 - Step 5: Solve for x
x = 915,602,219,762,324.88/32,603,091.49 - Step 6: Final answer
x = 28,083,294.50
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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.