Finding the Fourth Proportional to 26,574,141.17, 39,846,787.26 and 11,983,989.62
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Solution
The fourth proportional to 26,574,141.17, 39,846,787.26 and 11,983,989.62 is: 17,969,479.50
Step by Step Solution
- Step 1: Write the proportion equation
26,574,141.17 : 39,846,787.26 = 11,983,989.62 : x - Step 2: Convert to fraction form
26,574,141.17/39,846,787.26 = 11,983,989.62/x - Step 3: Cross multiply
26,574,141.17x = 39,846,787.26 × 11,983,989.62 - Step 4: Simplify right side
26,574,141.17x = 477,523,484,914,188.19 - Step 5: Solve for x
x = 477,523,484,914,188.19/26,574,141.17 - Step 6: Final answer
x = 17,969,479.50
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1.5x scale
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.