Finding the Fourth Proportional to 26,159,876.79, 36,100,343.48 and 14,398,893.70
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Solution
The fourth proportional to 26,159,876.79, 36,100,343.48 and 14,398,893.70 is: 19,870,315.62
Step by Step Solution
- Step 1: Write the proportion equation
26,159,876.79 : 36,100,343.48 = 14,398,893.70 : x - Step 2: Convert to fraction form
26,159,876.79/36,100,343.48 = 14,398,893.70/x - Step 3: Cross multiply
26,159,876.79x = 36,100,343.48 × 14,398,893.70 - Step 4: Simplify right side
26,159,876.79x = 519,805,008,383,316.88 - Step 5: Solve for x
x = 519,805,008,383,316.88/26,159,876.79 - Step 6: Final answer
x = 19,870,315.62
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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.