Finding the Fourth Proportional to 47,092,199.78, 64,972,629.86 and 27,498,954.26
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Solution
The fourth proportional to 47,092,199.78, 64,972,629.86 and 27,498,954.26 is: 37,940,027.97
Step by Step Solution
- Step 1: Write the proportion equation
47,092,199.78 : 64,972,629.86 = 27,498,954.26 : x - Step 2: Convert to fraction form
47,092,199.78/64,972,629.86 = 27,498,954.26/x - Step 3: Cross multiply
47,092,199.78x = 64,972,629.86 × 27,498,954.26 - Step 4: Simplify right side
47,092,199.78x = 1,786,679,376,672,050.25 - Step 5: Solve for x
x = 1,786,679,376,672,050.25/47,092,199.78 - Step 6: Final answer
x = 37,940,027.97
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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.