Finding the Fourth Proportional to 30,405,956.02, 45,616,708.36 and 8,840,557.62
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Solution
The fourth proportional to 30,405,956.02, 45,616,708.36 and 8,840,557.62 is: 13,263,096.82
Step by Step Solution
- Step 1: Write the proportion equation
30,405,956.02 : 45,616,708.36 = 8,840,557.62 : x - Step 2: Convert to fraction form
30,405,956.02/45,616,708.36 = 8,840,557.62/x - Step 3: Cross multiply
30,405,956.02x = 45,616,708.36 × 8,840,557.62 - Step 4: Simplify right side
30,405,956.02x = 403,277,138,652,638.25 - Step 5: Solve for x
x = 403,277,138,652,638.25/30,405,956.02 - Step 6: Final answer
x = 13,263,096.82
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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.