Finding the Fourth Proportional to 37,190,741.44, 51,324,543.84 and 20,671,199.68
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Solution
The fourth proportional to 37,190,741.44, 51,324,543.84 and 20,671,199.68 is: 28,526,989.60
Step by Step Solution
- Step 1: Write the proportion equation
37,190,741.44 : 51,324,543.84 = 20,671,199.68 : x - Step 2: Convert to fraction form
37,190,741.44/51,324,543.84 = 20,671,199.68/x - Step 3: Cross multiply
37,190,741.44x = 51,324,543.84 × 20,671,199.68 - Step 4: Simplify right side
37,190,741.44x = 1,060,939,894,201,554 - Step 5: Solve for x
x = 1,060,939,894,201,554/37,190,741.44 - Step 6: Final answer
x = 28,526,989.60
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.