Finding the Fourth Proportional to 16,138,184.99, 22,270,045.84 and 8,795,864.66
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Solution
The fourth proportional to 16,138,184.99, 22,270,045.84 and 8,795,864.66 is: 12,137,939.26
Step by Step Solution
- Step 1: Write the proportion equation
16,138,184.99 : 22,270,045.84 = 8,795,864.66 : x - Step 2: Convert to fraction form
16,138,184.99/22,270,045.84 = 8,795,864.66/x - Step 3: Cross multiply
16,138,184.99x = 22,270,045.84 × 8,795,864.66 - Step 4: Simplify right side
16,138,184.99x = 195,884,309,047,296.09 - Step 5: Solve for x
x = 195,884,309,047,296.09/16,138,184.99 - Step 6: Final answer
x = 12,137,939.26
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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.