Finding the Fourth Proportional to 15,110,204.44, 20,851,473.72 and 8,234,538.88
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Solution
The fourth proportional to 15,110,204.44, 20,851,473.72 and 8,234,538.88 is: 11,363,332.09
Step by Step Solution
- Step 1: Write the proportion equation
15,110,204.44 : 20,851,473.72 = 8,234,538.88 : x - Step 2: Convert to fraction form
15,110,204.44/20,851,473.72 = 8,234,538.88/x - Step 3: Cross multiply
15,110,204.44x = 20,851,473.72 × 8,234,538.88 - Step 4: Simplify right side
15,110,204.44x = 171,702,271,052,638.22 - Step 5: Solve for x
x = 171,702,271,052,638.22/15,110,204.44 - Step 6: Final answer
x = 11,363,332.09
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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.