Finding the Fourth Proportional to 22,235,956.84, 30,681,256.42 and 13,971,230.44
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Solution
The fourth proportional to 22,235,956.84, 30,681,256.42 and 13,971,230.44 is: 19,277,556.02
Step by Step Solution
- Step 1: Write the proportion equation
22,235,956.84 : 30,681,256.42 = 13,971,230.44 : x - Step 2: Convert to fraction form
22,235,956.84/30,681,256.42 = 13,971,230.44/x - Step 3: Cross multiply
22,235,956.84x = 30,681,256.42 × 13,971,230.44 - Step 4: Simplify right side
22,235,956.84x = 428,654,903,632,549.44 - Step 5: Solve for x
x = 428,654,903,632,549.44/22,235,956.84 - Step 6: Final answer
x = 19,277,556.02
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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.