Finding the Fourth Proportional to 26,745,996.14, 36,910,532.97 and 14,985,365.96
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Solution
The fourth proportional to 26,745,996.14, 36,910,532.97 and 14,985,365.96 is: 20,680,397.97
Step by Step Solution
- Step 1: Write the proportion equation
26,745,996.14 : 36,910,532.97 = 14,985,365.96 : x - Step 2: Convert to fraction form
26,745,996.14/36,910,532.97 = 14,985,365.96/x - Step 3: Cross multiply
26,745,996.14x = 36,910,532.97 × 14,985,365.96 - Step 4: Simplify right side
26,745,996.14x = 553,117,844,149,543 - Step 5: Solve for x
x = 553,117,844,149,543/26,745,996.14 - Step 6: Final answer
x = 20,680,397.97
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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.