Finding the Fourth Proportional to 40,357,662.44, 55,694,750.34 and 22,024,128.84
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Solution
The fourth proportional to 40,357,662.44, 55,694,750.34 and 22,024,128.84 is: 30,393,939.66
Step by Step Solution
- Step 1: Write the proportion equation
40,357,662.44 : 55,694,750.34 = 22,024,128.84 : x - Step 2: Convert to fraction form
40,357,662.44/55,694,750.34 = 22,024,128.84/x - Step 3: Cross multiply
40,357,662.44x = 55,694,750.34 × 22,024,128.84 - Step 4: Simplify right side
40,357,662.44x = 1,226,628,357,199,794 - Step 5: Solve for x
x = 1,226,628,357,199,794/40,357,662.44 - Step 6: Final answer
x = 30,393,939.66
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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.