Finding the Fourth Proportional to 15,090,395.99, 22,566,063.78 and 11,207,186.12
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Solution
The fourth proportional to 15,090,395.99, 22,566,063.78 and 11,207,186.12 is: 16,759,141.18
Step by Step Solution
- Step 1: Write the proportion equation
15,090,395.99 : 22,566,063.78 = 11,207,186.12 : x - Step 2: Convert to fraction form
15,090,395.99/22,566,063.78 = 11,207,186.12/x - Step 3: Cross multiply
15,090,395.99x = 22,566,063.78 × 11,207,186.12 - Step 4: Simplify right side
15,090,395.99x = 252,902,076,834,665.91 - Step 5: Solve for x
x = 252,902,076,834,665.91/15,090,395.99 - Step 6: Final answer
x = 16,759,141.18
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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.