Finding the Fourth Proportional to 32,113,390.68, 44,305,624.62 and 18,352,553.40
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Solution
The fourth proportional to 32,113,390.68, 44,305,624.62 and 18,352,553.40 is: 25,320,320.42
Step by Step Solution
- Step 1: Write the proportion equation
32,113,390.68 : 44,305,624.62 = 18,352,553.40 : x - Step 2: Convert to fraction form
32,113,390.68/44,305,624.62 = 18,352,553.40/x - Step 3: Cross multiply
32,113,390.68x = 44,305,624.62 × 18,352,553.40 - Step 4: Simplify right side
32,113,390.68x = 813,121,341,758,904.62 - Step 5: Solve for x
x = 813,121,341,758,904.62/32,113,390.68 - Step 6: Final answer
x = 25,320,320.42
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.