Finding the Fourth Proportional to 49,165,624.20, 73,685,450.70 and 43,748,862.60
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Solution
The fourth proportional to 49,165,624.20, 73,685,450.70 and 43,748,862.60 is: 65,567,247.66
Step by Step Solution
- Step 1: Write the proportion equation
49,165,624.20 : 73,685,450.70 = 43,748,862.60 : x - Step 2: Convert to fraction form
49,165,624.20/73,685,450.70 = 43,748,862.60/x - Step 3: Cross multiply
49,165,624.20x = 73,685,450.70 × 43,748,862.60 - Step 4: Simplify right side
49,165,624.20x = 3,223,654,658,293,374 - Step 5: Solve for x
x = 3,223,654,658,293,374/49,165,624.20 - Step 6: Final answer
x = 65,567,247.66
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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.