Finding the Fourth Proportional to 8,218,279.84, 11,340,610.32 and 4,595,908
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Solution
The fourth proportional to 8,218,279.84, 11,340,610.32 and 4,595,908 is: 6,342,008.63
Step by Step Solution
- Step 1: Write the proportion equation
8,218,279.84 : 11,340,610.32 = 4,595,908 : x - Step 2: Convert to fraction form
8,218,279.84/11,340,610.32 = 4,595,908/x - Step 3: Cross multiply
8,218,279.84x = 11,340,610.32 × 4,595,908 - Step 4: Simplify right side
8,218,279.84x = 52,120,401,694,570.56 - Step 5: Solve for x
x = 52,120,401,694,570.56/8,218,279.84 - Step 6: Final answer
x = 6,342,008.63
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.