Finding the Fourth Proportional to 11,877,318.24, 17,807,253.84 and 3,785,635.68
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Solution
The fourth proportional to 11,877,318.24, 17,807,253.84 and 3,785,635.68 is: 5,675,673.09
Step by Step Solution
- Step 1: Write the proportion equation
11,877,318.24 : 17,807,253.84 = 3,785,635.68 : x - Step 2: Convert to fraction form
11,877,318.24/17,807,253.84 = 3,785,635.68/x - Step 3: Cross multiply
11,877,318.24x = 17,807,253.84 × 3,785,635.68 - Step 4: Simplify right side
11,877,318.24x = 67,411,775,499,521.02 - Step 5: Solve for x
x = 67,411,775,499,521.02/11,877,318.24 - Step 6: Final answer
x = 5,675,673.09
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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.