Finding the Fourth Proportional to 11,576,948, 15,976,188.24 and 6,421,099.04
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Solution
The fourth proportional to 11,576,948, 15,976,188.24 and 6,421,099.04 is: 8,861,116.68
Step by Step Solution
- Step 1: Write the proportion equation
11,576,948 : 15,976,188.24 = 6,421,099.04 : x - Step 2: Convert to fraction form
11,576,948/15,976,188.24 = 6,421,099.04/x - Step 3: Cross multiply
11,576,948x = 15,976,188.24 × 6,421,099.04 - Step 4: Simplify right side
11,576,948x = 102,584,686,970,723.30 - Step 5: Solve for x
x = 102,584,686,970,723.30/11,576,948 - Step 6: Final answer
x = 8,861,116.68
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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.