Finding the Fourth Proportional to 23,505,990.08, 32,441,537.76 and 13,054,354.88
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Solution
The fourth proportional to 23,505,990.08, 32,441,537.76 and 13,054,354.88 is: 18,016,826.58
Step by Step Solution
- Step 1: Write the proportion equation
23,505,990.08 : 32,441,537.76 = 13,054,354.88 : x - Step 2: Convert to fraction form
23,505,990.08/32,441,537.76 = 13,054,354.88/x - Step 3: Cross multiply
23,505,990.08x = 32,441,537.76 × 13,054,354.88 - Step 4: Simplify right side
23,505,990.08x = 423,503,346,771,960.31 - Step 5: Solve for x
x = 423,503,346,771,960.31/23,505,990.08 - Step 6: Final answer
x = 18,016,826.58
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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.