Finding the Fourth Proportional to 47,858,519.97, 66,044,420.69 and 26,128,487.97
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Solution
The fourth proportional to 47,858,519.97, 66,044,420.69 and 26,128,487.97 is: 36,057,129.48
Step by Step Solution
- Step 1: Write the proportion equation
47,858,519.97 : 66,044,420.69 = 26,128,487.97 : x - Step 2: Convert to fraction form
47,858,519.97/66,044,420.69 = 26,128,487.97/x - Step 3: Cross multiply
47,858,519.97x = 66,044,420.69 × 26,128,487.97 - Step 4: Simplify right side
47,858,519.97x = 1,725,640,851,353,641.75 - Step 5: Solve for x
x = 1,725,640,851,353,641.75/47,858,519.97 - Step 6: Final answer
x = 36,057,129.48
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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.