Finding the Fourth Proportional to 11,362,340.24, 15,680,369.08 and 6,205,945.04
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Solution
The fourth proportional to 11,362,340.24, 15,680,369.08 and 6,205,945.04 is: 8,564,389.61
Step by Step Solution
- Step 1: Write the proportion equation
11,362,340.24 : 15,680,369.08 = 6,205,945.04 : x - Step 2: Convert to fraction form
11,362,340.24/15,680,369.08 = 6,205,945.04/x - Step 3: Cross multiply
11,362,340.24x = 15,680,369.08 × 6,205,945.04 - Step 4: Simplify right side
11,362,340.24x = 97,311,508,717,395.36 - Step 5: Solve for x
x = 97,311,508,717,395.36/11,362,340.24 - Step 6: Final answer
x = 8,564,389.61
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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.