Finding the Fourth Proportional to 10,426,249.80, 15,640,541.10 and 3,237,726.60
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Solution
The fourth proportional to 10,426,249.80, 15,640,541.10 and 3,237,726.60 is: 4,856,952.11
Step by Step Solution
- Step 1: Write the proportion equation
10,426,249.80 : 15,640,541.10 = 3,237,726.60 : x - Step 2: Convert to fraction form
10,426,249.80/15,640,541.10 = 3,237,726.60/x - Step 3: Cross multiply
10,426,249.80x = 15,640,541.10 × 3,237,726.60 - Step 4: Simplify right side
10,426,249.80x = 50,639,795,957,863.26 - Step 5: Solve for x
x = 50,639,795,957,863.26/10,426,249.80 - Step 6: Final answer
x = 4,856,952.11
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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.