Finding the Fourth Proportional to 5,917,435.73, 8,165,981.03 and 3,303,979.99
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Solution
The fourth proportional to 5,917,435.73, 8,165,981.03 and 3,303,979.99 is: 4,559,447.57
Step by Step Solution
- Step 1: Write the proportion equation
5,917,435.73 : 8,165,981.03 = 3,303,979.99 : x - Step 2: Convert to fraction form
5,917,435.73/8,165,981.03 = 3,303,979.99/x - Step 3: Cross multiply
5,917,435.73x = 8,165,981.03 × 3,303,979.99 - Step 4: Simplify right side
5,917,435.73x = 26,980,237,949,423.27 - Step 5: Solve for x
x = 26,980,237,949,423.27/5,917,435.73 - Step 6: Final answer
x = 4,559,447.57
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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.