Finding the Fourth Proportional to 11,293,982.70, 15,579,959.06 and 7,376,032
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Solution
The fourth proportional to 11,293,982.70, 15,579,959.06 and 7,376,032 is: 10,175,177.32
Step by Step Solution
- Step 1: Write the proportion equation
11,293,982.70 : 15,579,959.06 = 7,376,032 : x - Step 2: Convert to fraction form
11,293,982.70/15,579,959.06 = 7,376,032/x - Step 3: Cross multiply
11,293,982.70x = 15,579,959.06 × 7,376,032 - Step 4: Simplify right side
11,293,982.70x = 114,918,276,585,249.92 - Step 5: Solve for x
x = 114,918,276,585,249.92/11,293,982.70 - Step 6: Final answer
x = 10,175,177.32
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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.