Finding the Fourth Proportional to 29,245,612.96, 40,360,435.68 and 16,194,314.08
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Solution
The fourth proportional to 29,245,612.96, 40,360,435.68 and 16,194,314.08 is: 22,348,978.38
Step by Step Solution
- Step 1: Write the proportion equation
29,245,612.96 : 40,360,435.68 = 16,194,314.08 : x - Step 2: Convert to fraction form
29,245,612.96/40,360,435.68 = 16,194,314.08/x - Step 3: Cross multiply
29,245,612.96x = 40,360,435.68 × 16,194,314.08 - Step 4: Simplify right side
29,245,612.96x = 653,609,571,807,558.38 - Step 5: Solve for x
x = 653,609,571,807,558.38/29,245,612.96 - Step 6: Final answer
x = 22,348,978.38
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1.5x scale
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.