Finding the Fourth Proportional to 35,329,906.70, 52,994,860.05 and 19,163,602.70
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Solution
The fourth proportional to 35,329,906.70, 52,994,860.05 and 19,163,602.70 is: 28,745,404.05
Step by Step Solution
- Step 1: Write the proportion equation
35,329,906.70 : 52,994,860.05 = 19,163,602.70 : x - Step 2: Convert to fraction form
35,329,906.70/52,994,860.05 = 19,163,602.70/x - Step 3: Cross multiply
35,329,906.70x = 52,994,860.05 × 19,163,602.70 - Step 4: Simplify right side
35,329,906.70x = 1,015,572,443,140,302 - Step 5: Solve for x
x = 1,015,572,443,140,302/35,329,906.70 - Step 6: Final answer
x = 28,745,404.05
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.