Finding the Fourth Proportional to 73,829,119.28, 110,767,336.76 and 51,694,319.12
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Solution
The fourth proportional to 73,829,119.28, 110,767,336.76 and 51,694,319.12 is: 77,558,043.63
Step by Step Solution
- Step 1: Write the proportion equation
73,829,119.28 : 110,767,336.76 = 51,694,319.12 : x - Step 2: Convert to fraction form
73,829,119.28/110,767,336.76 = 51,694,319.12/x - Step 3: Cross multiply
73,829,119.28x = 110,767,336.76 × 51,694,319.12 - Step 4: Simplify right side
73,829,119.28x = 5,726,042,054,543,947 - Step 5: Solve for x
x = 5,726,042,054,543,947/73,829,119.28 - Step 6: Final answer
x = 77,558,043.63
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.