Finding the Fourth Proportional to 35,672,525.55, 49,228,730.24 and 20,205,810.99
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Solution
The fourth proportional to 35,672,525.55, 49,228,730.24 and 20,205,810.99 is: 27,884,384.50
Step by Step Solution
- Step 1: Write the proportion equation
35,672,525.55 : 49,228,730.24 = 20,205,810.99 : x - Step 2: Convert to fraction form
35,672,525.55/49,228,730.24 = 20,205,810.99/x - Step 3: Cross multiply
35,672,525.55x = 49,228,730.24 × 20,205,810.99 - Step 4: Simplify right side
35,672,525.55x = 994,706,418,406,108.25 - Step 5: Solve for x
x = 994,706,418,406,108.25/35,672,525.55 - Step 6: Final answer
x = 27,884,384.50
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1.5x scale
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.