Finding the Fourth Proportional to 14,769,409.60, 22,144,491.60 and 13,257,755.20
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Solution
The fourth proportional to 14,769,409.60, 22,144,491.60 and 13,257,755.20 is: 19,877,994.90
Step by Step Solution
- Step 1: Write the proportion equation
14,769,409.60 : 22,144,491.60 = 13,257,755.20 : x - Step 2: Convert to fraction form
14,769,409.60/22,144,491.60 = 13,257,755.20/x - Step 3: Cross multiply
14,769,409.60x = 22,144,491.60 × 13,257,755.20 - Step 4: Simplify right side
14,769,409.60x = 293,586,248,661,256.31 - Step 5: Solve for x
x = 293,586,248,661,256.31/14,769,409.60 - Step 6: Final answer
x = 19,877,994.90
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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.