Finding the Fourth Proportional to 54,005,349.41, 74,527,570.37 and 29,225,530.07
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Solution
The fourth proportional to 54,005,349.41, 74,527,570.37 and 29,225,530.07 is: 40,331,333.33
Step by Step Solution
- Step 1: Write the proportion equation
54,005,349.41 : 74,527,570.37 = 29,225,530.07 : x - Step 2: Convert to fraction form
54,005,349.41/74,527,570.37 = 29,225,530.07/x - Step 3: Cross multiply
54,005,349.41x = 74,527,570.37 × 29,225,530.07 - Step 4: Simplify right side
54,005,349.41x = 2,178,107,748,892,476.25 - Step 5: Solve for x
x = 2,178,107,748,892,476.25/54,005,349.41 - Step 6: Final answer
x = 40,331,333.33
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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.