Finding the Fourth Proportional to 22,583,279.09, 31,165,208.58 and 12,270,174.41
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Solution
The fourth proportional to 22,583,279.09, 31,165,208.58 and 12,270,174.41 is: 16,932,994.68
Step by Step Solution
- Step 1: Write the proportion equation
22,583,279.09 : 31,165,208.58 = 12,270,174.41 : x - Step 2: Convert to fraction form
22,583,279.09/31,165,208.58 = 12,270,174.41/x - Step 3: Cross multiply
22,583,279.09x = 31,165,208.58 × 12,270,174.41 - Step 4: Simplify right side
22,583,279.09x = 382,402,544,644,802.38 - Step 5: Solve for x
x = 382,402,544,644,802.38/22,583,279.09 - Step 6: Final answer
x = 16,932,994.68
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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.