Finding the Fourth Proportional to 73,788,879.32, 110,750,484.96 and 39,274,257.68
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Solution
The fourth proportional to 73,788,879.32, 110,750,484.96 and 39,274,257.68 is: 58,947,135.73
Step by Step Solution
- Step 1: Write the proportion equation
73,788,879.32 : 110,750,484.96 = 39,274,257.68 : x - Step 2: Convert to fraction form
73,788,879.32/110,750,484.96 = 39,274,257.68/x - Step 3: Cross multiply
73,788,879.32x = 110,750,484.96 × 39,274,257.68 - Step 4: Simplify right side
73,788,879.32x = 4,349,643,084,504,004 - Step 5: Solve for x
x = 4,349,643,084,504,004/73,788,879.32 - Step 6: Final answer
x = 58,947,135.73
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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.