Finding the Fourth Proportional to 14,994,781.06, 22,487,516.70 and 5,408,912.20
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Solution
The fourth proportional to 14,994,781.06, 22,487,516.70 and 5,408,912.20 is: 8,111,689.19
Step by Step Solution
- Step 1: Write the proportion equation
14,994,781.06 : 22,487,516.70 = 5,408,912.20 : x - Step 2: Convert to fraction form
14,994,781.06/22,487,516.70 = 5,408,912.20/x - Step 3: Cross multiply
14,994,781.06x = 22,487,516.70 × 5,408,912.20 - Step 4: Simplify right side
14,994,781.06x = 121,633,003,426,333.73 - Step 5: Solve for x
x = 121,633,003,426,333.73/14,994,781.06 - Step 6: Final answer
x = 8,111,689.19
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.