Finding the Fourth Proportional to 10,525,336.07, 15,793,537.22 and 7,471,037.48
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Solution
The fourth proportional to 10,525,336.07, 15,793,537.22 and 7,471,037.48 is: 11,210,483.70
Step by Step Solution
- Step 1: Write the proportion equation
10,525,336.07 : 15,793,537.22 = 7,471,037.48 : x - Step 2: Convert to fraction form
10,525,336.07/15,793,537.22 = 7,471,037.48/x - Step 3: Cross multiply
10,525,336.07x = 15,793,537.22 × 7,471,037.48 - Step 4: Simplify right side
10,525,336.07x = 117,994,108,396,072.12 - Step 5: Solve for x
x = 117,994,108,396,072.12/10,525,336.07 - Step 6: Final answer
x = 11,210,483.70
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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.