Finding the Fourth Proportional to 19,750,549.34, 29,593,472.18 and 10,518,720.26
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Solution
The fourth proportional to 19,750,549.34, 29,593,472.18 and 10,518,720.26 is: 15,760,850.50
Step by Step Solution
- Step 1: Write the proportion equation
19,750,549.34 : 29,593,472.18 = 10,518,720.26 : x - Step 2: Convert to fraction form
19,750,549.34/29,593,472.18 = 10,518,720.26/x - Step 3: Cross multiply
19,750,549.34x = 29,593,472.18 × 10,518,720.26 - Step 4: Simplify right side
19,750,549.34x = 311,285,455,462,250.25 - Step 5: Solve for x
x = 311,285,455,462,250.25/19,750,549.34 - Step 6: Final answer
x = 15,760,850.50
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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.