Finding the Fourth Proportional to 35,635,961.75, 49,177,627.61 and 19,338,437.75
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Solution
The fourth proportional to 35,635,961.75, 49,177,627.61 and 19,338,437.75 is: 26,687,044.31
Step by Step Solution
- Step 1: Write the proportion equation
35,635,961.75 : 49,177,627.61 = 19,338,437.75 : x - Step 2: Convert to fraction form
35,635,961.75/49,177,627.61 = 19,338,437.75/x - Step 3: Cross multiply
35,635,961.75x = 49,177,627.61 × 19,338,437.75 - Step 4: Simplify right side
35,635,961.75x = 951,018,490,154,068.12 - Step 5: Solve for x
x = 951,018,490,154,068.12/35,635,961.75 - Step 6: Final answer
x = 26,687,044.31
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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.