Finding the Fourth Proportional to 14,974,544.70, 22,461,817.05 and 4,877,165.70
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Solution
The fourth proportional to 14,974,544.70, 22,461,817.05 and 4,877,165.70 is: 7,315,748.55
Step by Step Solution
- Step 1: Write the proportion equation
14,974,544.70 : 22,461,817.05 = 4,877,165.70 : x - Step 2: Convert to fraction form
14,974,544.70/22,461,817.05 = 4,877,165.70/x - Step 3: Cross multiply
14,974,544.70x = 22,461,817.05 × 4,877,165.70 - Step 4: Simplify right side
14,974,544.70x = 109,550,003,675,935.19 - Step 5: Solve for x
x = 109,550,003,675,935.19/14,974,544.70 - Step 6: Final answer
x = 7,315,748.55
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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.