Finding the Fourth Proportional to 32,341,471.60, 48,512,207.40 and 13,162,356.40
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Solution
The fourth proportional to 32,341,471.60, 48,512,207.40 and 13,162,356.40 is: 19,743,534.60
Step by Step Solution
- Step 1: Write the proportion equation
32,341,471.60 : 48,512,207.40 = 13,162,356.40 : x - Step 2: Convert to fraction form
32,341,471.60/48,512,207.40 = 13,162,356.40/x - Step 3: Cross multiply
32,341,471.60x = 48,512,207.40 × 13,162,356.40 - Step 4: Simplify right side
32,341,471.60x = 638,534,963,549,517.38 - Step 5: Solve for x
x = 638,534,963,549,517.38/32,341,471.60 - Step 6: Final answer
x = 19,743,534.60
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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.