Finding the Fourth Proportional to 19,334,447.63, 26,682,239.26 and 11,076,105.99
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Solution
The fourth proportional to 19,334,447.63, 26,682,239.26 and 11,076,105.99 is: 15,285,428.16
Step by Step Solution
- Step 1: Write the proportion equation
19,334,447.63 : 26,682,239.26 = 11,076,105.99 : x - Step 2: Convert to fraction form
19,334,447.63/26,682,239.26 = 11,076,105.99/x - Step 3: Cross multiply
19,334,447.63x = 26,682,239.26 × 11,076,105.99 - Step 4: Simplify right side
19,334,447.63x = 295,535,310,208,202.69 - Step 5: Solve for x
x = 295,535,310,208,202.69/19,334,447.63 - Step 6: Final answer
x = 15,285,428.16
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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.