Finding the Fourth Proportional to 15,331,187.44, 23,012,731.68 and 11,292,235.84
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Solution
The fourth proportional to 15,331,187.44, 23,012,731.68 and 11,292,235.84 is: 16,950,102.17
Step by Step Solution
- Step 1: Write the proportion equation
15,331,187.44 : 23,012,731.68 = 11,292,235.84 : x - Step 2: Convert to fraction form
15,331,187.44/23,012,731.68 = 11,292,235.84/x - Step 3: Cross multiply
15,331,187.44x = 23,012,731.68 × 11,292,235.84 - Step 4: Simplify right side
15,331,187.44x = 259,865,193,453,199.41 - Step 5: Solve for x
x = 259,865,193,453,199.41/15,331,187.44 - Step 6: Final answer
x = 16,950,102.17
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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.