Finding the Fourth Proportional to 11,301,762.07, 15,596,626.58 and 6,145,158.43
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Solution
The fourth proportional to 11,301,762.07, 15,596,626.58 and 6,145,158.43 is: 8,480,424.62
Step by Step Solution
- Step 1: Write the proportion equation
11,301,762.07 : 15,596,626.58 = 6,145,158.43 : x - Step 2: Convert to fraction form
11,301,762.07/15,596,626.58 = 6,145,158.43/x - Step 3: Cross multiply
11,301,762.07x = 15,596,626.58 × 6,145,158.43 - Step 4: Simplify right side
11,301,762.07x = 95,843,741,307,649.06 - Step 5: Solve for x
x = 95,843,741,307,649.06/11,301,762.07 - Step 6: Final answer
x = 8,480,424.62
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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.