Finding the Fourth Proportional to 74,913,717.00, 112,379,579.87 and 26,381,540.73
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Solution
The fourth proportional to 74,913,717.00, 112,379,579.87 and 26,381,540.73 is: 39,575,482.07
Step by Step Solution
- Step 1: Write the proportion equation
74,913,717.00 : 112,379,579.87 = 26,381,540.73 : x - Step 2: Convert to fraction form
74,913,717.00/112,379,579.87 = 26,381,540.73/x - Step 3: Cross multiply
74,913,717.00x = 112,379,579.87 × 26,381,540.73 - Step 4: Simplify right side
74,913,717.00x = 2,964,746,463,998,737 - Step 5: Solve for x
x = 2,964,746,463,998,737/74,913,717.00 - Step 6: Final answer
x = 39,575,482.07
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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.