Finding the Fourth Proportional to 31,726,080.23, 47,589,284.58 and 14,442,193.81
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Solution
The fourth proportional to 31,726,080.23, 47,589,284.58 and 14,442,193.81 is: 21,663,365.47
Step by Step Solution
- Step 1: Write the proportion equation
31,726,080.23 : 47,589,284.58 = 14,442,193.81 : x - Step 2: Convert to fraction form
31,726,080.23/47,589,284.58 = 14,442,193.81/x - Step 3: Cross multiply
31,726,080.23x = 47,589,284.58 × 14,442,193.81 - Step 4: Simplify right side
31,726,080.23x = 687,293,671,064,631.12 - Step 5: Solve for x
x = 687,293,671,064,631.12/31,726,080.23 - Step 6: Final answer
x = 21,663,365.47
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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.