Finding the Fourth Proportional to 29,292,670.24, 40,426,279.68 and 16,244,021.92
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Solution
The fourth proportional to 29,292,670.24, 40,426,279.68 and 16,244,021.92 is: 22,418,078.24
Step by Step Solution
- Step 1: Write the proportion equation
29,292,670.24 : 40,426,279.68 = 16,244,021.92 : x - Step 2: Convert to fraction form
29,292,670.24/40,426,279.68 = 16,244,021.92/x - Step 3: Cross multiply
29,292,670.24x = 40,426,279.68 × 16,244,021.92 - Step 4: Simplify right side
29,292,670.24x = 656,685,373,265,970.62 - Step 5: Solve for x
x = 656,685,373,265,970.62/29,292,670.24 - Step 6: Final answer
x = 22,418,078.24
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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.