Finding the Fourth Proportional to 35,616,305.24, 53,433,668.79 and 20,856,865.06
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Solution
The fourth proportional to 35,616,305.24, 53,433,668.79 and 20,856,865.06 is: 31,290,691.50
Step by Step Solution
- Step 1: Write the proportion equation
35,616,305.24 : 53,433,668.79 = 20,856,865.06 : x - Step 2: Convert to fraction form
35,616,305.24/53,433,668.79 = 20,856,865.06/x - Step 3: Cross multiply
35,616,305.24x = 53,433,668.79 × 20,856,865.06 - Step 4: Simplify right side
35,616,305.24x = 1,114,458,819,680,555.62 - Step 5: Solve for x
x = 1,114,458,819,680,555.62/35,616,305.24 - Step 6: Final answer
x = 31,290,691.50
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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.