Finding the Fourth Proportional to 17,549,132.20, 26,323,698.30 and 14,777,765.80
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Solution
The fourth proportional to 17,549,132.20, 26,323,698.30 and 14,777,765.80 is: 22,166,648.70
Step by Step Solution
- Step 1: Write the proportion equation
17,549,132.20 : 26,323,698.30 = 14,777,765.80 : x - Step 2: Convert to fraction form
17,549,132.20/26,323,698.30 = 14,777,765.80/x - Step 3: Cross multiply
17,549,132.20x = 26,323,698.30 × 14,777,765.80 - Step 4: Simplify right side
17,549,132.20x = 389,005,448,467,258.19 - Step 5: Solve for x
x = 389,005,448,467,258.19/17,549,132.20 - Step 6: Final answer
x = 22,166,648.70
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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.