Finding the Fourth Proportional to 7,764,369.49, 11,646,130.48 and 2,373,018.09
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Solution
The fourth proportional to 7,764,369.49, 11,646,130.48 and 2,373,018.09 is: 3,559,397.62
Step by Step Solution
- Step 1: Write the proportion equation
7,764,369.49 : 11,646,130.48 = 2,373,018.09 : x - Step 2: Convert to fraction form
7,764,369.49/11,646,130.48 = 2,373,018.09/x - Step 3: Cross multiply
7,764,369.49x = 11,646,130.48 × 2,373,018.09 - Step 4: Simplify right side
7,764,369.49x = 27,636,478,307,540.38 - Step 5: Solve for x
x = 27,636,478,307,540.38/7,764,369.49 - Step 6: Final answer
x = 3,559,397.62
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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.