Finding the Fourth Proportional to 10,237,675.63, 15,358,672.97 and 3,320,617.84
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Solution
The fourth proportional to 10,237,675.63, 15,358,672.97 and 3,320,617.84 is: 4,981,627.21
Step by Step Solution
- Step 1: Write the proportion equation
10,237,675.63 : 15,358,672.97 = 3,320,617.84 : x - Step 2: Convert to fraction form
10,237,675.63/15,358,672.97 = 3,320,617.84/x - Step 3: Cross multiply
10,237,675.63x = 15,358,672.97 × 3,320,617.84 - Step 4: Simplify right side
10,237,675.63x = 51,000,283,462,907.78 - Step 5: Solve for x
x = 51,000,283,462,907.78/10,237,675.63 - Step 6: Final answer
x = 4,981,627.21
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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.