Finding the Fourth Proportional to 10,344,959.29, 14,276,486.75 and 5,761,280.66
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Solution
The fourth proportional to 10,344,959.29, 14,276,486.75 and 5,761,280.66 is: 7,950,813.99
Step by Step Solution
- Step 1: Write the proportion equation
10,344,959.29 : 14,276,486.75 = 5,761,280.66 : x - Step 2: Convert to fraction form
10,344,959.29/14,276,486.75 = 5,761,280.66/x - Step 3: Cross multiply
10,344,959.29x = 14,276,486.75 × 5,761,280.66 - Step 4: Simplify right side
10,344,959.29x = 82,250,847,005,521.25 - Step 5: Solve for x
x = 82,250,847,005,521.25/10,344,959.29 - Step 6: Final answer
x = 7,950,813.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.