Finding the Fourth Proportional to 8,938,082.56, 13,407,248.40 and 2,548,334.92
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Solution
The fourth proportional to 8,938,082.56, 13,407,248.40 and 2,548,334.92 is: 3,822,537.89
Step by Step Solution
- Step 1: Write the proportion equation
8,938,082.56 : 13,407,248.40 = 2,548,334.92 : x - Step 2: Convert to fraction form
8,938,082.56/13,407,248.40 = 2,548,334.92/x - Step 3: Cross multiply
8,938,082.56x = 13,407,248.40 × 2,548,334.92 - Step 4: Simplify right side
8,938,082.56x = 34,166,159,278,834.13 - Step 5: Solve for x
x = 34,166,159,278,834.13/8,938,082.56 - Step 6: Final answer
x = 3,822,537.89
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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.