Finding the Fourth Proportional to 17,498,832.80, 26,248,249.20 and 11,088,298.40
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Solution
The fourth proportional to 17,498,832.80, 26,248,249.20 and 11,088,298.40 is: 16,632,447.60
Step by Step Solution
- Step 1: Write the proportion equation
17,498,832.80 : 26,248,249.20 = 11,088,298.40 : x - Step 2: Convert to fraction form
17,498,832.80/26,248,249.20 = 11,088,298.40/x - Step 3: Cross multiply
17,498,832.80x = 26,248,249.20 × 11,088,298.40 - Step 4: Simplify right side
17,498,832.80x = 291,048,419,607,161.31 - Step 5: Solve for x
x = 291,048,419,607,161.31/17,498,832.80 - Step 6: Final answer
x = 16,632,447.60
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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.