Finding the Fourth Proportional to 10,519,882.74, 14,517,295.47 and 5,873,739.21
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Solution
The fourth proportional to 10,519,882.74, 14,517,295.47 and 5,873,739.21 is: 8,105,680.43
Step by Step Solution
- Step 1: Write the proportion equation
10,519,882.74 : 14,517,295.47 = 5,873,739.21 : x - Step 2: Convert to fraction form
10,519,882.74/14,517,295.47 = 5,873,739.21/x - Step 3: Cross multiply
10,519,882.74x = 14,517,295.47 × 5,873,739.21 - Step 4: Simplify right side
10,519,882.74x = 85,270,807,625,294.38 - Step 5: Solve for x
x = 85,270,807,625,294.38/10,519,882.74 - Step 6: Final answer
x = 8,105,680.43
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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.