Finding the Fourth Proportional to 13,637,234.26, 18,823,318.59 and 8,060,646.70
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Solution
The fourth proportional to 13,637,234.26, 18,823,318.59 and 8,060,646.70 is: 11,126,018.52
Step by Step Solution
- Step 1: Write the proportion equation
13,637,234.26 : 18,823,318.59 = 8,060,646.70 : x - Step 2: Convert to fraction form
13,637,234.26/18,823,318.59 = 8,060,646.70/x - Step 3: Cross multiply
13,637,234.26x = 18,823,318.59 × 8,060,646.70 - Step 4: Simplify right side
13,637,234.26x = 151,728,120,875,532.16 - Step 5: Solve for x
x = 151,728,120,875,532.16/13,637,234.26 - Step 6: Final answer
x = 11,126,018.52
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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.