Finding the Fourth Proportional to 7,476,670.74, 11,238,416.28 and 4,934,224.02
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Solution
The fourth proportional to 7,476,670.74, 11,238,416.28 and 4,934,224.02 is: 7,416,785.56
Step by Step Solution
- Step 1: Write the proportion equation
7,476,670.74 : 11,238,416.28 = 4,934,224.02 : x - Step 2: Convert to fraction form
7,476,670.74/11,238,416.28 = 4,934,224.02/x - Step 3: Cross multiply
7,476,670.74x = 11,238,416.28 × 4,934,224.02 - Step 4: Simplify right side
7,476,670.74x = 55,452,863,555,535.04 - Step 5: Solve for x
x = 55,452,863,555,535.04/7,476,670.74 - Step 6: Final answer
x = 7,416,785.56
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.