Finding the Fourth Proportional to 22,021,600.97, 33,032,733.66 and 7,645,125.53
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Solution
The fourth proportional to 22,021,600.97, 33,032,733.66 and 7,645,125.53 is: 11,467,803.63
Step by Step Solution
- Step 1: Write the proportion equation
22,021,600.97 : 33,032,733.66 = 7,645,125.53 : x - Step 2: Convert to fraction form
22,021,600.97/33,032,733.66 = 7,645,125.53/x - Step 3: Cross multiply
22,021,600.97x = 33,032,733.66 × 7,645,125.53 - Step 4: Simplify right side
22,021,600.97x = 252,539,395,512,338.16 - Step 5: Solve for x
x = 252,539,395,512,338.16/22,021,600.97 - Step 6: Final answer
x = 11,467,803.63
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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.