Finding the Fourth Proportional to 26,638,589.94, 36,761,253.75 and 14,415,446.94
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Solution
The fourth proportional to 26,638,589.94, 36,761,253.75 and 14,415,446.94 is: 19,893,316.58
Step by Step Solution
- Step 1: Write the proportion equation
26,638,589.94 : 36,761,253.75 = 14,415,446.94 : x - Step 2: Convert to fraction form
26,638,589.94/36,761,253.75 = 14,415,446.94/x - Step 3: Cross multiply
26,638,589.94x = 36,761,253.75 × 14,415,446.94 - Step 4: Simplify right side
26,638,589.94x = 529,929,902,881,001 - Step 5: Solve for x
x = 529,929,902,881,001/26,638,589.94 - Step 6: Final answer
x = 19,893,316.58
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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.