Finding the Fourth Proportional to 8,811,024.06, 12,159,982.68 and 5,141,122.98
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Solution
The fourth proportional to 8,811,024.06, 12,159,982.68 and 5,141,122.98 is: 7,095,198.69
Step by Step Solution
- Step 1: Write the proportion equation
8,811,024.06 : 12,159,982.68 = 5,141,122.98 : x - Step 2: Convert to fraction form
8,811,024.06/12,159,982.68 = 5,141,122.98/x - Step 3: Cross multiply
8,811,024.06x = 12,159,982.68 × 5,141,122.98 - Step 4: Simplify right side
8,811,024.06x = 62,515,966,392,549.99 - Step 5: Solve for x
x = 62,515,966,392,549.99/8,811,024.06 - Step 6: Final answer
x = 7,095,198.69
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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.