Finding the Fourth Proportional to 43,028,212.12, 64,561,377.84 and 22,553,065.68
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Solution
The fourth proportional to 43,028,212.12, 64,561,377.84 and 22,553,065.68 is: 33,839,588.56
Step by Step Solution
- Step 1: Write the proportion equation
43,028,212.12 : 64,561,377.84 = 22,553,065.68 : x - Step 2: Convert to fraction form
43,028,212.12/64,561,377.84 = 22,553,065.68/x - Step 3: Cross multiply
43,028,212.12x = 64,561,377.84 × 22,553,065.68 - Step 4: Simplify right side
43,028,212.12x = 1,456,056,994,816,816.50 - Step 5: Solve for x
x = 1,456,056,994,816,816.50/43,028,212.12 - Step 6: Final answer
x = 33,839,588.56
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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.