Finding the Fourth Proportional to 11,264,505.92, 15,545,323.90 and 6,370,459.92
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Solution
The fourth proportional to 11,264,505.92, 15,545,323.90 and 6,370,459.92 is: 8,791,407.59
Step by Step Solution
- Step 1: Write the proportion equation
11,264,505.92 : 15,545,323.90 = 6,370,459.92 : x - Step 2: Convert to fraction form
11,264,505.92/15,545,323.90 = 6,370,459.92/x - Step 3: Cross multiply
11,264,505.92x = 15,545,323.90 × 6,370,459.92 - Step 4: Simplify right side
11,264,505.92x = 99,030,862,848,368.09 - Step 5: Solve for x
x = 99,030,862,848,368.09/11,264,505.92 - Step 6: Final answer
x = 8,791,407.59
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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.