Finding the Fourth Proportional to 38,488,526.24, 57,751,757.93 and 18,019,631.84
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Solution
The fourth proportional to 38,488,526.24, 57,751,757.93 and 18,019,631.84 is: 27,038,328.50
Step by Step Solution
- Step 1: Write the proportion equation
38,488,526.24 : 57,751,757.93 = 18,019,631.84 : x - Step 2: Convert to fraction form
38,488,526.24/57,751,757.93 = 18,019,631.84/x - Step 3: Cross multiply
38,488,526.24x = 57,751,757.93 × 18,019,631.84 - Step 4: Simplify right side
38,488,526.24x = 1,040,665,415,632,543.50 - Step 5: Solve for x
x = 1,040,665,415,632,543.50/38,488,526.24 - Step 6: Final answer
x = 27,038,328.50
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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.