Finding the Fourth Proportional to 11,086,169.04, 15,187,797.44 and 10,671,687.32
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Solution
The fourth proportional to 11,086,169.04, 15,187,797.44 and 10,671,687.32 is: 14,619,966.99
Step by Step Solution
- Step 1: Write the proportion equation
11,086,169.04 : 15,187,797.44 = 10,671,687.32 : x - Step 2: Convert to fraction form
11,086,169.04/15,187,797.44 = 10,671,687.32/x - Step 3: Cross multiply
11,086,169.04x = 15,187,797.44 × 10,671,687.32 - Step 4: Simplify right side
11,086,169.04x = 162,079,425,359,176.47 - Step 5: Solve for x
x = 162,079,425,359,176.47/11,086,169.04 - Step 6: Final answer
x = 14,619,966.99
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.