Finding the Fourth Proportional to 8,311,959.99, 12,474,110.97 and 6,292,746.63
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Solution
The fourth proportional to 8,311,959.99, 12,474,110.97 and 6,292,746.63 is: 9,443,791.82
Step by Step Solution
- Step 1: Write the proportion equation
8,311,959.99 : 12,474,110.97 = 6,292,746.63 : x - Step 2: Convert to fraction form
8,311,959.99/12,474,110.97 = 6,292,746.63/x - Step 3: Cross multiply
8,311,959.99x = 12,474,110.97 × 6,292,746.63 - Step 4: Simplify right side
8,311,959.99x = 78,496,419,768,713.53 - Step 5: Solve for x
x = 78,496,419,768,713.53/8,311,959.99 - Step 6: Final answer
x = 9,443,791.82
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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.