Finding the Fourth Proportional to 18,285,754.41, 27,430,124.22 and 9,183,170.61
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Solution
The fourth proportional to 18,285,754.41, 27,430,124.22 and 9,183,170.61 is: 13,775,505.51
Step by Step Solution
- Step 1: Write the proportion equation
18,285,754.41 : 27,430,124.22 = 9,183,170.61 : x - Step 2: Convert to fraction form
18,285,754.41/27,430,124.22 = 9,183,170.61/x - Step 3: Cross multiply
18,285,754.41x = 27,430,124.22 × 9,183,170.61 - Step 4: Simplify right side
18,285,754.41x = 251,895,510,565,753.16 - Step 5: Solve for x
x = 251,895,510,565,753.16/18,285,754.41 - Step 6: Final answer
x = 13,775,505.51
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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.