Finding the Fourth Proportional to 35,515,534.80, 53,215,565.40 and 32,114,312.40
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Solution
The fourth proportional to 35,515,534.80, 53,215,565.40 and 32,114,312.40 is: 48,119,261.09
Step by Step Solution
- Step 1: Write the proportion equation
35,515,534.80 : 53,215,565.40 = 32,114,312.40 : x - Step 2: Convert to fraction form
35,515,534.80/53,215,565.40 = 32,114,312.40/x - Step 3: Cross multiply
35,515,534.80x = 53,215,565.40 × 32,114,312.40 - Step 4: Simplify right side
35,515,534.80x = 1,708,981,291,798,230.75 - Step 5: Solve for x
x = 1,708,981,291,798,230.75/35,515,534.80 - Step 6: Final answer
x = 48,119,261.09
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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.