Finding the Fourth Proportional to 19,683,116.70, 29,524,675.05 and 16,813,335.30
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Solution
The fourth proportional to 19,683,116.70, 29,524,675.05 and 16,813,335.30 is: 25,220,002.95
Step by Step Solution
- Step 1: Write the proportion equation
19,683,116.70 : 29,524,675.05 = 16,813,335.30 : x - Step 2: Convert to fraction form
19,683,116.70/29,524,675.05 = 16,813,335.30/x - Step 3: Cross multiply
19,683,116.70x = 29,524,675.05 × 16,813,335.30 - Step 4: Simplify right side
19,683,116.70x = 496,408,261,239,194.31 - Step 5: Solve for x
x = 496,408,261,239,194.31/19,683,116.70 - Step 6: Final answer
x = 25,220,002.95
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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.