Finding the Fourth Proportional to 27,089,696.40, 37,373,138.64 and 15,481,032
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Solution
The fourth proportional to 27,089,696.40, 37,373,138.64 and 15,481,032 is: 21,357,742.32
Step by Step Solution
- Step 1: Write the proportion equation
27,089,696.40 : 37,373,138.64 = 15,481,032 : x - Step 2: Convert to fraction form
27,089,696.40/37,373,138.64 = 15,481,032/x - Step 3: Cross multiply
27,089,696.40x = 37,373,138.64 × 15,481,032 - Step 4: Simplify right side
27,089,696.40x = 578,574,755,226,276.50 - Step 5: Solve for x
x = 578,574,755,226,276.50/27,089,696.40 - Step 6: Final answer
x = 21,357,742.32
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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.