Finding the Fourth Proportional to 32,184,098.70, 48,276,148.05 and 7,922,832.90
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Solution
The fourth proportional to 32,184,098.70, 48,276,148.05 and 7,922,832.90 is: 11,884,249.35
Step by Step Solution
- Step 1: Write the proportion equation
32,184,098.70 : 48,276,148.05 = 7,922,832.90 : x - Step 2: Convert to fraction form
32,184,098.70/48,276,148.05 = 7,922,832.90/x - Step 3: Cross multiply
32,184,098.70x = 48,276,148.05 × 7,922,832.90 - Step 4: Simplify right side
32,184,098.70x = 382,483,854,055,810.81 - Step 5: Solve for x
x = 382,483,854,055,810.81/32,184,098.70 - Step 6: Final answer
x = 11,884,249.35
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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.