Finding the Fourth Proportional to 11,576,735.81, 15,975,918.49 and 6,349,786.67
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Solution
The fourth proportional to 11,576,735.81, 15,975,918.49 and 6,349,786.67 is: 8,762,718.27
Step by Step Solution
- Step 1: Write the proportion equation
11,576,735.81 : 15,975,918.49 = 6,349,786.67 : x - Step 2: Convert to fraction form
11,576,735.81/15,975,918.49 = 6,349,786.67/x - Step 3: Cross multiply
11,576,735.81x = 15,975,918.49 × 6,349,786.67 - Step 4: Simplify right side
11,576,735.81x = 101,443,674,292,873.88 - Step 5: Solve for x
x = 101,443,674,292,873.88/11,576,735.81 - Step 6: Final answer
x = 8,762,718.27
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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.