Finding the Fourth Proportional to 10,623,539.16, 14,660,059.68 and 6,274,027.08
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Solution
The fourth proportional to 10,623,539.16, 14,660,059.68 and 6,274,027.08 is: 8,657,906.75
Step by Step Solution
- Step 1: Write the proportion equation
10,623,539.16 : 14,660,059.68 = 6,274,027.08 : x - Step 2: Convert to fraction form
10,623,539.16/14,660,059.68 = 6,274,027.08/x - Step 3: Cross multiply
10,623,539.16x = 14,660,059.68 × 6,274,027.08 - Step 4: Simplify right side
10,623,539.16x = 91,977,611,426,736.14 - Step 5: Solve for x
x = 91,977,611,426,736.14/10,623,539.16 - Step 6: Final answer
x = 8,657,906.75
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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.