Finding the Fourth Proportional to 19,588,037.80, 29,382,056.70 and 16,452,754.60
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Solution
The fourth proportional to 19,588,037.80, 29,382,056.70 and 16,452,754.60 is: 24,679,131.90
Step by Step Solution
- Step 1: Write the proportion equation
19,588,037.80 : 29,382,056.70 = 16,452,754.60 : x - Step 2: Convert to fraction form
19,588,037.80/29,382,056.70 = 16,452,754.60/x - Step 3: Cross multiply
19,588,037.80x = 29,382,056.70 × 16,452,754.60 - Step 4: Simplify right side
19,588,037.80x = 483,415,768,528,385.81 - Step 5: Solve for x
x = 483,415,768,528,385.81/19,588,037.80 - Step 6: Final answer
x = 24,679,131.90
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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.