Finding the Fourth Proportional to 67,062,227.49, 100,521,724.28 and 38,246,315.49
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Solution
The fourth proportional to 67,062,227.49, 100,521,724.28 and 38,246,315.49 is: 57,328,629.31
Step by Step Solution
- Step 1: Write the proportion equation
67,062,227.49 : 100,521,724.28 = 38,246,315.49 : x - Step 2: Convert to fraction form
67,062,227.49/100,521,724.28 = 38,246,315.49/x - Step 3: Cross multiply
67,062,227.49x = 100,521,724.28 × 38,246,315.49 - Step 4: Simplify right side
67,062,227.49x = 3,844,585,580,220,442 - Step 5: Solve for x
x = 3,844,585,580,220,442/67,062,227.49 - Step 6: Final answer
x = 57,328,629.31
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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.