Finding the Fourth Proportional to 19,723,561.05, 29,585,341.58 and 19,723,561.05
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Solution
The fourth proportional to 19,723,561.05, 29,585,341.58 and 19,723,561.05 is: 29,585,341.58
Step by Step Solution
- Step 1: Write the proportion equation
19,723,561.05 : 29,585,341.58 = 19,723,561.05 : x - Step 2: Convert to fraction form
19,723,561.05/29,585,341.58 = 19,723,561.05/x - Step 3: Cross multiply
19,723,561.05x = 29,585,341.58 × 19,723,561.05 - Step 4: Simplify right side
19,723,561.05x = 583,528,290,739,615.62 - Step 5: Solve for x
x = 583,528,290,739,615.62/19,723,561.05 - Step 6: Final answer
x = 29,585,341.58
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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.