Finding the Fourth Proportional to 11,817,201.17, 16,307,705.38 and 6,590,215.01
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Solution
The fourth proportional to 11,817,201.17, 16,307,705.38 and 6,590,215.01 is: 9,094,478.73
Step by Step Solution
- Step 1: Write the proportion equation
11,817,201.17 : 16,307,705.38 = 6,590,215.01 : x - Step 2: Convert to fraction form
11,817,201.17/16,307,705.38 = 6,590,215.01/x - Step 3: Cross multiply
11,817,201.17x = 16,307,705.38 × 6,590,215.01 - Step 4: Simplify right side
11,817,201.17x = 107,471,284,659,444.16 - Step 5: Solve for x
x = 107,471,284,659,444.16/11,817,201.17 - Step 6: Final answer
x = 9,094,478.73
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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.