Finding the Fourth Proportional to 30,540,900.36, 45,811,359.66 and 8,975,502.08
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Solution
The fourth proportional to 30,540,900.36, 45,811,359.66 and 8,975,502.08 is: 13,463,255.80
Step by Step Solution
- Step 1: Write the proportion equation
30,540,900.36 : 45,811,359.66 = 8,975,502.08 : x - Step 2: Convert to fraction form
30,540,900.36/45,811,359.66 = 8,975,502.08/x - Step 3: Cross multiply
30,540,900.36x = 45,811,359.66 × 8,975,502.08 - Step 4: Simplify right side
30,540,900.36x = 411,179,953,915,958.06 - Step 5: Solve for x
x = 411,179,953,915,958.06/30,540,900.36 - Step 6: Final answer
x = 13,463,255.80
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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.