Finding the Fourth Proportional to 19,542,452.64, 26,968,734 and 10,721,844.96
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Solution
The fourth proportional to 19,542,452.64, 26,968,734 and 10,721,844.96 is: 14,796,227.99
Step by Step Solution
- Step 1: Write the proportion equation
19,542,452.64 : 26,968,734 = 10,721,844.96 : x - Step 2: Convert to fraction form
19,542,452.64/26,968,734 = 10,721,844.96/x - Step 3: Cross multiply
19,542,452.64x = 26,968,734 × 10,721,844.96 - Step 4: Simplify right side
19,542,452.64x = 289,154,584,715,480.69 - Step 5: Solve for x
x = 289,154,584,715,480.69/19,542,452.64 - Step 6: Final answer
x = 14,796,227.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.