Finding the Fourth Proportional to 37,403,596.29, 51,616,458.32 and 20,883,975.15
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Solution
The fourth proportional to 37,403,596.29, 51,616,458.32 and 20,883,975.15 is: 28,819,603.99
Step by Step Solution
- Step 1: Write the proportion equation
37,403,596.29 : 51,616,458.32 = 20,883,975.15 : x - Step 2: Convert to fraction form
37,403,596.29/51,616,458.32 = 20,883,975.15/x - Step 3: Cross multiply
37,403,596.29x = 51,616,458.32 × 20,883,975.15 - Step 4: Simplify right side
37,403,596.29x = 1,077,956,832,781,470.75 - Step 5: Solve for x
x = 1,077,956,832,781,470.75/37,403,596.29 - Step 6: Final answer
x = 28,819,603.99
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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.