Finding the Fourth Proportional to 8,853,381.99, 13,263,888.29 and 6,418,504.92
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Solution
The fourth proportional to 8,853,381.99, 13,263,888.29 and 6,418,504.92 is: 9,616,023.83
Step by Step Solution
- Step 1: Write the proportion equation
8,853,381.99 : 13,263,888.29 = 6,418,504.92 : x - Step 2: Convert to fraction form
8,853,381.99/13,263,888.29 = 6,418,504.92/x - Step 3: Cross multiply
8,853,381.99x = 13,263,888.29 × 6,418,504.92 - Step 4: Simplify right side
8,853,381.99x = 85,134,332,215,602.86 - Step 5: Solve for x
x = 85,134,332,215,602.86/8,853,381.99 - Step 6: Final answer
x = 9,616,023.83
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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.