Finding the Fourth Proportional to 29,641,253.75, 40,904,930.18 and 16,075,301.75
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Solution
The fourth proportional to 29,641,253.75, 40,904,930.18 and 16,075,301.75 is: 22,183,916.42
Step by Step Solution
- Step 1: Write the proportion equation
29,641,253.75 : 40,904,930.18 = 16,075,301.75 : x - Step 2: Convert to fraction form
29,641,253.75/40,904,930.18 = 16,075,301.75/x - Step 3: Cross multiply
29,641,253.75x = 40,904,930.18 × 16,075,301.75 - Step 4: Simplify right side
29,641,253.75x = 657,559,095,706,181.75 - Step 5: Solve for x
x = 657,559,095,706,181.75/29,641,253.75 - Step 6: Final answer
x = 22,183,916.42
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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.