Finding the Fourth Proportional to 11,035,507.66, 16,542,521.95 and 5,276,753.94
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Solution
The fourth proportional to 11,035,507.66, 16,542,521.95 and 5,276,753.94 is: 7,909,995.68
Step by Step Solution
- Step 1: Write the proportion equation
11,035,507.66 : 16,542,521.95 = 5,276,753.94 : x - Step 2: Convert to fraction form
11,035,507.66/16,542,521.95 = 5,276,753.94/x - Step 3: Cross multiply
11,035,507.66x = 16,542,521.95 × 5,276,753.94 - Step 4: Simplify right side
11,035,507.66x = 87,290,817,877,198.98 - Step 5: Solve for x
x = 87,290,817,877,198.98/11,035,507.66 - Step 6: Final answer
x = 7,909,995.68
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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.