Finding the Fourth Proportional to 17,991,375.12, 26,985,390.84 and 5,038,697.52
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Solution
The fourth proportional to 17,991,375.12, 26,985,390.84 and 5,038,697.52 is: 7,557,578.06
Step by Step Solution
- Step 1: Write the proportion equation
17,991,375.12 : 26,985,390.84 = 5,038,697.52 : x - Step 2: Convert to fraction form
17,991,375.12/26,985,390.84 = 5,038,697.52/x - Step 3: Cross multiply
17,991,375.12x = 26,985,390.84 × 5,038,697.52 - Step 4: Simplify right side
17,991,375.12x = 135,971,221,901,738.70 - Step 5: Solve for x
x = 135,971,221,901,738.70/17,991,375.12 - Step 6: Final answer
x = 7,557,578.06
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.