Finding the Fourth Proportional to 8,551,936.16, 11,801,252.52 and 4,684,474.52
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Solution
The fourth proportional to 8,551,936.16, 11,801,252.52 and 4,684,474.52 is: 6,464,345.11
Step by Step Solution
- Step 1: Write the proportion equation
8,551,936.16 : 11,801,252.52 = 4,684,474.52 : x - Step 2: Convert to fraction form
8,551,936.16/11,801,252.52 = 4,684,474.52/x - Step 3: Cross multiply
8,551,936.16x = 11,801,252.52 × 4,684,474.52 - Step 4: Simplify right side
8,551,936.16x = 55,282,666,734,025.78 - Step 5: Solve for x
x = 55,282,666,734,025.78/8,551,936.16 - Step 6: Final answer
x = 6,464,345.11
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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.