Finding the Fourth Proportional to 73,770,265.58, 110,660,712.75 and 28,332,060.08
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Solution
The fourth proportional to 73,770,265.58, 110,660,712.75 and 28,332,060.08 is: 42,500,131.15
Step by Step Solution
- Step 1: Write the proportion equation
73,770,265.58 : 110,660,712.75 = 28,332,060.08 : x - Step 2: Convert to fraction form
73,770,265.58/110,660,712.75 = 28,332,060.08/x - Step 3: Cross multiply
73,770,265.58x = 110,660,712.75 × 28,332,060.08 - Step 4: Simplify right side
73,770,265.58x = 3,135,245,961,575,318.50 - Step 5: Solve for x
x = 3,135,245,961,575,318.50/73,770,265.58 - Step 6: Final answer
x = 42,500,131.15
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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.