Finding the Fourth Proportional to 11,117,345.76, 15,351,511.96 and 6,994,249.32
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Solution
The fourth proportional to 11,117,345.76, 15,351,511.96 and 6,994,249.32 is: 9,658,087.86
Step by Step Solution
- Step 1: Write the proportion equation
11,117,345.76 : 15,351,511.96 = 6,994,249.32 : x - Step 2: Convert to fraction form
11,117,345.76/15,351,511.96 = 6,994,249.32/x - Step 3: Cross multiply
11,117,345.76x = 15,351,511.96 × 6,994,249.32 - Step 4: Simplify right side
11,117,345.76x = 107,372,302,087,201.88 - Step 5: Solve for x
x = 107,372,302,087,201.88/11,117,345.76 - Step 6: Final answer
x = 9,658,087.86
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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.