Finding the Fourth Proportional to 7,351,044.96, 11,026,577.16 and 1,959,419.28
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Solution
The fourth proportional to 7,351,044.96, 11,026,577.16 and 1,959,419.28 is: 2,939,131.51
Step by Step Solution
- Step 1: Write the proportion equation
7,351,044.96 : 11,026,577.16 = 1,959,419.28 : x - Step 2: Convert to fraction form
7,351,044.96/11,026,577.16 = 1,959,419.28/x - Step 3: Cross multiply
7,351,044.96x = 11,026,577.16 × 1,959,419.28 - Step 4: Simplify right side
7,351,044.96x = 21,605,687,879,711.64 - Step 5: Solve for x
x = 21,605,687,879,711.64/7,351,044.96 - Step 6: Final answer
x = 2,939,131.51
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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.