Finding the Fourth Proportional to 23,421,823.20, 32,318,259.60 and 14,713,828.98
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Solution
The fourth proportional to 23,421,823.20, 32,318,259.60 and 14,713,828.98 is: 20,302,661.35
Step by Step Solution
- Step 1: Write the proportion equation
23,421,823.20 : 32,318,259.60 = 14,713,828.98 : x - Step 2: Convert to fraction form
23,421,823.20/32,318,259.60 = 14,713,828.98/x - Step 3: Cross multiply
23,421,823.20x = 32,318,259.60 × 14,713,828.98 - Step 4: Simplify right side
23,421,823.20x = 475,525,344,685,643.25 - Step 5: Solve for x
x = 475,525,344,685,643.25/23,421,823.20 - Step 6: Final answer
x = 20,302,661.35
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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.