Finding the Fourth Proportional to 58,254,274.86, 87,395,639.16 and 19,392,651.74
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Solution
The fourth proportional to 58,254,274.86, 87,395,639.16 and 19,392,651.74 is: 29,093,713.69
Step by Step Solution
- Step 1: Write the proportion equation
58,254,274.86 : 87,395,639.16 = 19,392,651.74 : x - Step 2: Convert to fraction form
58,254,274.86/87,395,639.16 = 19,392,651.74/x - Step 3: Cross multiply
58,254,274.86x = 87,395,639.16 × 19,392,651.74 - Step 4: Simplify right side
58,254,274.86x = 1,694,833,193,824,586 - Step 5: Solve for x
x = 1,694,833,193,824,586/58,254,274.86 - Step 6: Final answer
x = 29,093,713.69
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.