Finding the Fourth Proportional to 8,508,226.16, 11,739,252.84 and 5,199,676.40
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Solution
The fourth proportional to 8,508,226.16, 11,739,252.84 and 5,199,676.40 is: 7,174,270.50
Step by Step Solution
- Step 1: Write the proportion equation
8,508,226.16 : 11,739,252.84 = 5,199,676.40 : x - Step 2: Convert to fraction form
8,508,226.16/11,739,252.84 = 5,199,676.40/x - Step 3: Cross multiply
8,508,226.16x = 11,739,252.84 × 5,199,676.40 - Step 4: Simplify right side
8,508,226.16x = 61,040,315,945,780.98 - Step 5: Solve for x
x = 61,040,315,945,780.98/8,508,226.16 - Step 6: Final answer
x = 7,174,270.50
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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.