Finding the Fourth Proportional to 6,289,197.10, 9,424,172.76 and 4,232,240.26
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Solution
The fourth proportional to 6,289,197.10, 9,424,172.76 and 4,232,240.26 is: 6,341,884.78
Step by Step Solution
- Step 1: Write the proportion equation
6,289,197.10 : 9,424,172.76 = 4,232,240.26 : x - Step 2: Convert to fraction form
6,289,197.10/9,424,172.76 = 4,232,240.26/x - Step 3: Cross multiply
6,289,197.10x = 9,424,172.76 × 4,232,240.26 - Step 4: Simplify right side
6,289,197.10x = 39,885,363,372,067.31 - Step 5: Solve for x
x = 39,885,363,372,067.31/6,289,197.10 - Step 6: Final answer
x = 6,341,884.78
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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.