Finding the Fourth Proportional to 11,334,047.03, 15,635,092.18 and 7,196,999.99
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Solution
The fourth proportional to 11,334,047.03, 15,635,092.18 and 7,196,999.99 is: 9,928,118.17
Step by Step Solution
- Step 1: Write the proportion equation
11,334,047.03 : 15,635,092.18 = 7,196,999.99 : x - Step 2: Convert to fraction form
11,334,047.03/15,635,092.18 = 7,196,999.99/x - Step 3: Cross multiply
11,334,047.03x = 15,635,092.18 × 7,196,999.99 - Step 4: Simplify right side
11,334,047.03x = 112,525,758,263,109.08 - Step 5: Solve for x
x = 112,525,758,263,109.08/11,334,047.03 - Step 6: Final answer
x = 9,928,118.17
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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.