Finding the Fourth Proportional to 19,683,028.20, 29,524,542.30 and 19,563,453.98
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Solution
The fourth proportional to 19,683,028.20, 29,524,542.30 and 19,563,453.98 is: 29,345,180.96
Step by Step Solution
- Step 1: Write the proportion equation
19,683,028.20 : 29,524,542.30 = 19,563,453.98 : x - Step 2: Convert to fraction form
19,683,028.20/29,524,542.30 = 19,563,453.98/x - Step 3: Cross multiply
19,683,028.20x = 29,524,542.30 × 19,563,453.98 - Step 4: Simplify right side
19,683,028.20x = 577,602,024,418,990.75 - Step 5: Solve for x
x = 577,602,024,418,990.75/19,683,028.20 - Step 6: Final answer
x = 29,345,180.96
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1.5x scale
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.