Finding the Fourth Proportional to 29,477,152.08, 40,678,631.22 and 17,094,587.12
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Solution
The fourth proportional to 29,477,152.08, 40,678,631.22 and 17,094,587.12 is: 23,590,623.79
Step by Step Solution
- Step 1: Write the proportion equation
29,477,152.08 : 40,678,631.22 = 17,094,587.12 : x - Step 2: Convert to fraction form
29,477,152.08/40,678,631.22 = 17,094,587.12/x - Step 3: Cross multiply
29,477,152.08x = 40,678,631.22 × 17,094,587.12 - Step 4: Simplify right side
29,477,152.08x = 695,384,405,227,169 - Step 5: Solve for x
x = 695,384,405,227,169/29,477,152.08 - Step 6: Final answer
x = 23,590,623.79
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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.