Finding the Fourth Proportional to 17,557,619.80, 26,392,416.90 and 16,549,850.20
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Solution
The fourth proportional to 17,557,619.80, 26,392,416.90 and 16,549,850.20 is: 24,877,548.96
Step by Step Solution
- Step 1: Write the proportion equation
17,557,619.80 : 26,392,416.90 = 16,549,850.20 : x - Step 2: Convert to fraction form
17,557,619.80/26,392,416.90 = 16,549,850.20/x - Step 3: Cross multiply
17,557,619.80x = 26,392,416.90 × 16,549,850.20 - Step 4: Simplify right side
17,557,619.80x = 436,790,546,110,948.31 - Step 5: Solve for x
x = 436,790,546,110,948.31/17,557,619.80 - Step 6: Final answer
x = 24,877,548.96
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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.