Finding the Fourth Proportional to 29,903,876.49, 41,267,343.19 and 16,152,840.75
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Solution
The fourth proportional to 29,903,876.49, 41,267,343.19 and 16,152,840.75 is: 22,290,916.80
Step by Step Solution
- Step 1: Write the proportion equation
29,903,876.49 : 41,267,343.19 = 16,152,840.75 : x - Step 2: Convert to fraction form
29,903,876.49/41,267,343.19 = 16,152,840.75/x - Step 3: Cross multiply
29,903,876.49x = 41,267,343.19 × 16,152,840.75 - Step 4: Simplify right side
29,903,876.49x = 666,584,822,723,667 - Step 5: Solve for x
x = 666,584,822,723,667/29,903,876.49 - Step 6: Final answer
x = 22,290,916.80
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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.