Finding the Fourth Proportional to 23,727,702.96, 32,742,958.32 and 13,413,810.96
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Solution
The fourth proportional to 23,727,702.96, 32,742,958.32 and 13,413,810.96 is: 18,510,340.17
Step by Step Solution
- Step 1: Write the proportion equation
23,727,702.96 : 32,742,958.32 = 13,413,810.96 : x - Step 2: Convert to fraction form
23,727,702.96/32,742,958.32 = 13,413,810.96/x - Step 3: Cross multiply
23,727,702.96x = 32,742,958.32 × 13,413,810.96 - Step 4: Simplify right side
23,727,702.96x = 439,207,853,175,639.25 - Step 5: Solve for x
x = 439,207,853,175,639.25/23,727,702.96 - Step 6: Final answer
x = 18,510,340.17
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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.