Finding the Fourth Proportional to 29,134,549.56, 40,205,680.74 and 16,081,812.12
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Solution
The fourth proportional to 29,134,549.56, 40,205,680.74 and 16,081,812.12 is: 22,192,902.02
Step by Step Solution
- Step 1: Write the proportion equation
29,134,549.56 : 40,205,680.74 = 16,081,812.12 : x - Step 2: Convert to fraction form
29,134,549.56/40,205,680.74 = 16,081,812.12/x - Step 3: Cross multiply
29,134,549.56x = 40,205,680.74 × 16,081,812.12 - Step 4: Simplify right side
29,134,549.56x = 646,580,203,817,382.62 - Step 5: Solve for x
x = 646,580,203,817,382.62/29,134,549.56 - Step 6: Final answer
x = 22,192,902.02
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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.