Finding the Fourth Proportional to 22,609,095.70, 31,187,269.86 and 14,223,129.88
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Solution
The fourth proportional to 22,609,095.70, 31,187,269.86 and 14,223,129.88 is: 19,619,563.55
Step by Step Solution
- Step 1: Write the proportion equation
22,609,095.70 : 31,187,269.86 = 14,223,129.88 : x - Step 2: Convert to fraction form
22,609,095.70/31,187,269.86 = 14,223,129.88/x - Step 3: Cross multiply
22,609,095.70x = 31,187,269.86 × 14,223,129.88 - Step 4: Simplify right side
22,609,095.70x = 443,580,589,821,389.44 - Step 5: Solve for x
x = 443,580,589,821,389.44/22,609,095.70 - Step 6: Final answer
x = 19,619,563.55
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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.