Finding the Fourth Proportional to 23,534,322.68, 32,477,169.36 and 13,220,824.28
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Solution
The fourth proportional to 23,534,322.68, 32,477,169.36 and 13,220,824.28 is: 18,244,627.43
Step by Step Solution
- Step 1: Write the proportion equation
23,534,322.68 : 32,477,169.36 = 13,220,824.28 : x - Step 2: Convert to fraction form
23,534,322.68/32,477,169.36 = 13,220,824.28/x - Step 3: Cross multiply
23,534,322.68x = 32,477,169.36 × 13,220,824.28 - Step 4: Simplify right side
23,534,322.68x = 429,374,949,220,360 - Step 5: Solve for x
x = 429,374,949,220,360/23,534,322.68 - Step 6: Final answer
x = 18,244,627.43
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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.