Finding the Fourth Proportional to 19,414,528.30, 29,121,792.45 and 6,633,117.10
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Solution
The fourth proportional to 19,414,528.30, 29,121,792.45 and 6,633,117.10 is: 9,949,675.65
Step by Step Solution
- Step 1: Write the proportion equation
19,414,528.30 : 29,121,792.45 = 6,633,117.10 : x - Step 2: Convert to fraction form
19,414,528.30/29,121,792.45 = 6,633,117.10/x - Step 3: Cross multiply
19,414,528.30x = 29,121,792.45 × 6,633,117.10 - Step 4: Simplify right side
19,414,528.30x = 193,168,259,482,745.88 - Step 5: Solve for x
x = 193,168,259,482,745.88/19,414,528.30 - Step 6: Final answer
x = 9,949,675.65
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Double scale
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.