Finding the Fourth Proportional to 23,392,839.08, 32,272,232.83 and 15,660,372.53
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Solution
The fourth proportional to 23,392,839.08, 32,272,232.83 and 15,660,372.53 is: 21,604,696.50
Step by Step Solution
- Step 1: Write the proportion equation
23,392,839.08 : 32,272,232.83 = 15,660,372.53 : x - Step 2: Convert to fraction form
23,392,839.08/32,272,232.83 = 15,660,372.53/x - Step 3: Cross multiply
23,392,839.08x = 32,272,232.83 × 15,660,372.53 - Step 4: Simplify right side
23,392,839.08x = 505,395,188,534,225.81 - Step 5: Solve for x
x = 505,395,188,534,225.81/23,392,839.08 - Step 6: Final answer
x = 21,604,696.50
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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.