Finding the Fourth Proportional to 29,970,120.20, 44,955,180.30 and 26,778,849.80
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Solution
The fourth proportional to 29,970,120.20, 44,955,180.30 and 26,778,849.80 is: 40,168,274.70
Step by Step Solution
- Step 1: Write the proportion equation
29,970,120.20 : 44,955,180.30 = 26,778,849.80 : x - Step 2: Convert to fraction form
29,970,120.20/44,955,180.30 = 26,778,849.80/x - Step 3: Cross multiply
29,970,120.20x = 44,955,180.30 × 26,778,849.80 - Step 4: Simplify right side
29,970,120.20x = 1,203,848,020,985,619 - Step 5: Solve for x
x = 1,203,848,020,985,619/29,970,120.20 - Step 6: Final answer
x = 40,168,274.70
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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.