Finding the Fourth Proportional to 18,351,905.02, 27,526,078.76 and 5,572,522.06
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Solution
The fourth proportional to 18,351,905.02, 27,526,078.76 and 5,572,522.06 is: 8,358,242.97
Step by Step Solution
- Step 1: Write the proportion equation
18,351,905.02 : 27,526,078.76 = 5,572,522.06 : x - Step 2: Convert to fraction form
18,351,905.02/27,526,078.76 = 5,572,522.06/x - Step 3: Cross multiply
18,351,905.02x = 27,526,078.76 × 5,572,522.06 - Step 4: Simplify right side
18,351,905.02x = 153,389,681,115,397.44 - Step 5: Solve for x
x = 153,389,681,115,397.44/18,351,905.02 - Step 6: Final answer
x = 8,358,242.97
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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.