Finding the Fourth Proportional to 73,576,645.80, 110,361,299.93 and 27,515,128.44
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Solution
The fourth proportional to 73,576,645.80, 110,361,299.93 and 27,515,128.44 is: 41,271,320.67
Step by Step Solution
- Step 1: Write the proportion equation
73,576,645.80 : 110,361,299.93 = 27,515,128.44 : x - Step 2: Convert to fraction form
73,576,645.80/110,361,299.93 = 27,515,128.44/x - Step 3: Cross multiply
73,576,645.80x = 110,361,299.93 × 27,515,128.44 - Step 4: Simplify right side
73,576,645.80x = 3,036,605,342,913,684 - Step 5: Solve for x
x = 3,036,605,342,913,684/73,576,645.80 - Step 6: Final answer
x = 41,271,320.67
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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.