Finding the Fourth Proportional to 36,439,659.42, 50,286,722.36 and 19,919,852.34
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Solution
The fourth proportional to 36,439,659.42, 50,286,722.36 and 19,919,852.34 is: 27,489,392.05
Step by Step Solution
- Step 1: Write the proportion equation
36,439,659.42 : 50,286,722.36 = 19,919,852.34 : x - Step 2: Convert to fraction form
36,439,659.42/50,286,722.36 = 19,919,852.34/x - Step 3: Cross multiply
36,439,659.42x = 50,286,722.36 × 19,919,852.34 - Step 4: Simplify right side
36,439,659.42x = 1,001,704,084,073,776.25 - Step 5: Solve for x
x = 1,001,704,084,073,776.25/36,439,659.42 - Step 6: Final answer
x = 27,489,392.05
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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.