Finding the Fourth Proportional to 7,183,839.18, 10,775,372.43 and 3,536,933.42
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Solution
The fourth proportional to 7,183,839.18, 10,775,372.43 and 3,536,933.42 is: 5,305,209.91
Step by Step Solution
- Step 1: Write the proportion equation
7,183,839.18 : 10,775,372.43 = 3,536,933.42 : x - Step 2: Convert to fraction form
7,183,839.18/10,775,372.43 = 3,536,933.42/x - Step 3: Cross multiply
7,183,839.18x = 10,775,372.43 × 3,536,933.42 - Step 4: Simplify right side
7,183,839.18x = 38,111,774,860,407.90 - Step 5: Solve for x
x = 38,111,774,860,407.90/7,183,839.18 - Step 6: Final answer
x = 5,305,209.91
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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.