Finding the Fourth Proportional to 7,671,939.02, 11,498,757.09 and 3,567,719.82
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Solution
The fourth proportional to 7,671,939.02, 11,498,757.09 and 3,567,719.82 is: 5,347,323.99
Step by Step Solution
- Step 1: Write the proportion equation
7,671,939.02 : 11,498,757.09 = 3,567,719.82 : x - Step 2: Convert to fraction form
7,671,939.02/11,498,757.09 = 3,567,719.82/x - Step 3: Cross multiply
7,671,939.02x = 11,498,757.09 × 3,567,719.82 - Step 4: Simplify right side
7,671,939.02x = 41,024,343,567,459.71 - Step 5: Solve for x
x = 41,024,343,567,459.71/7,671,939.02 - Step 6: Final answer
x = 5,347,323.99
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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.