Finding the Fourth Proportional to 29,267,148.62, 40,387,074.45 and 16,213,628.99
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Solution
The fourth proportional to 29,267,148.62, 40,387,074.45 and 16,213,628.99 is: 22,373,926.81
Step by Step Solution
- Step 1: Write the proportion equation
29,267,148.62 : 40,387,074.45 = 16,213,628.99 : x - Step 2: Convert to fraction form
29,267,148.62/40,387,074.45 = 16,213,628.99/x - Step 3: Cross multiply
29,267,148.62x = 40,387,074.45 × 16,213,628.99 - Step 4: Simplify right side
29,267,148.62x = 654,821,041,123,808.38 - Step 5: Solve for x
x = 654,821,041,123,808.38/29,267,148.62 - Step 6: Final answer
x = 22,373,926.81
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1.5x scale
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.