Finding the Fourth Proportional to 53,886,440.69, 74,363,317.92 and 29,106,627.38
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Solution
The fourth proportional to 53,886,440.69, 74,363,317.92 and 29,106,627.38 is: 40,167,161.87
Step by Step Solution
- Step 1: Write the proportion equation
53,886,440.69 : 74,363,317.92 = 29,106,627.38 : x - Step 2: Convert to fraction form
53,886,440.69/74,363,317.92 = 29,106,627.38/x - Step 3: Cross multiply
53,886,440.69x = 74,363,317.92 × 29,106,627.38 - Step 4: Simplify right side
53,886,440.69x = 2,164,465,385,623,825 - Step 5: Solve for x
x = 2,164,465,385,623,825/53,886,440.69 - Step 6: Final answer
x = 40,167,161.87
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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.