Finding the Fourth Proportional to 45,417,786.09, 68,102,738.37 and 19,828,901.94
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Solution
The fourth proportional to 45,417,786.09, 68,102,738.37 and 19,828,901.94 is: 29,732,900.64
Step by Step Solution
- Step 1: Write the proportion equation
45,417,786.09 : 68,102,738.37 = 19,828,901.94 : x - Step 2: Convert to fraction form
45,417,786.09/68,102,738.37 = 19,828,901.94/x - Step 3: Cross multiply
45,417,786.09x = 68,102,738.37 × 19,828,901.94 - Step 4: Simplify right side
45,417,786.09x = 1,350,402,520,984,205.50 - Step 5: Solve for x
x = 1,350,402,520,984,205.50/45,417,786.09 - Step 6: Final answer
x = 29,732,900.64
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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.