Finding the Fourth Proportional to 7,476,408.24, 10,317,452.58 and 4,038,649.28
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Solution
The fourth proportional to 7,476,408.24, 10,317,452.58 and 4,038,649.28 is: 5,573,340.98
Step by Step Solution
- Step 1: Write the proportion equation
7,476,408.24 : 10,317,452.58 = 4,038,649.28 : x - Step 2: Convert to fraction form
7,476,408.24/10,317,452.58 = 4,038,649.28/x - Step 3: Cross multiply
7,476,408.24x = 10,317,452.58 × 4,038,649.28 - Step 4: Simplify right side
7,476,408.24x = 41,668,572,433,651.14 - Step 5: Solve for x
x = 41,668,572,433,651.14/7,476,408.24 - Step 6: Final answer
x = 5,573,340.98
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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.