Finding the Fourth Proportional to 23,421,817.20, 32,318,251.32 and 14,713,822.98
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Solution
The fourth proportional to 23,421,817.20, 32,318,251.32 and 14,713,822.98 is: 20,302,653.07
Step by Step Solution
- Step 1: Write the proportion equation
23,421,817.20 : 32,318,251.32 = 14,713,822.98 : x - Step 2: Convert to fraction form
23,421,817.20/32,318,251.32 = 14,713,822.98/x - Step 3: Cross multiply
23,421,817.20x = 32,318,251.32 × 14,713,822.98 - Step 4: Simplify right side
23,421,817.20x = 475,525,028,945,631.38 - Step 5: Solve for x
x = 475,525,028,945,631.38/23,421,817.20 - Step 6: Final answer
x = 20,302,653.07
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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.