Finding the Fourth Proportional to 92,643,666.75, 138,966,497.91 and 27,948,032.31
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Solution
The fourth proportional to 92,643,666.75, 138,966,497.91 and 27,948,032.31 is: 41,922,349.47
Step by Step Solution
- Step 1: Write the proportion equation
92,643,666.75 : 138,966,497.91 = 27,948,032.31 : x - Step 2: Convert to fraction form
92,643,666.75/138,966,497.91 = 27,948,032.31/x - Step 3: Cross multiply
92,643,666.75x = 138,966,497.91 × 27,948,032.31 - Step 4: Simplify right side
92,643,666.75x = 3,883,840,173,596,227 - Step 5: Solve for x
x = 3,883,840,173,596,227/92,643,666.75 - Step 6: Final answer
x = 41,922,349.47
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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.