Finding the Fourth Proportional to 14,255,088.48, 19,652,991.72 and 11,324,628.84
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Solution
The fourth proportional to 14,255,088.48, 19,652,991.72 and 11,324,628.84 is: 15,612,869.55
Step by Step Solution
- Step 1: Write the proportion equation
14,255,088.48 : 19,652,991.72 = 11,324,628.84 : x - Step 2: Convert to fraction form
14,255,088.48/19,652,991.72 = 11,324,628.84/x - Step 3: Cross multiply
14,255,088.48x = 19,652,991.72 × 11,324,628.84 - Step 4: Simplify right side
14,255,088.48x = 222,562,836,824,593.19 - Step 5: Solve for x
x = 222,562,836,824,593.19/14,255,088.48 - Step 6: Final answer
x = 15,612,869.55
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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.