Finding the Fourth Proportional to 49,562,572.20, 74,343,858.30 and 44,035,585.80
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Solution
The fourth proportional to 49,562,572.20, 74,343,858.30 and 44,035,585.80 is: 66,053,378.70
Step by Step Solution
- Step 1: Write the proportion equation
49,562,572.20 : 74,343,858.30 = 44,035,585.80 : x - Step 2: Convert to fraction form
49,562,572.20/74,343,858.30 = 44,035,585.80/x - Step 3: Cross multiply
49,562,572.20x = 74,343,858.30 × 44,035,585.80 - Step 4: Simplify right side
49,562,572.20x = 3,273,775,350,872,692 - Step 5: Solve for x
x = 3,273,775,350,872,692/49,562,572.20 - Step 6: Final answer
x = 66,053,378.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.