Finding the Fourth Proportional to 29,669,757.42, 40,943,723.32 and 16,438,886.08
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Solution
The fourth proportional to 29,669,757.42, 40,943,723.32 and 16,438,886.08 is: 22,685,362.53
Step by Step Solution
- Step 1: Write the proportion equation
29,669,757.42 : 40,943,723.32 = 16,438,886.08 : x - Step 2: Convert to fraction form
29,669,757.42/40,943,723.32 = 16,438,886.08/x - Step 3: Cross multiply
29,669,757.42x = 40,943,723.32 × 16,438,886.08 - Step 4: Simplify right side
29,669,757.42x = 673,069,203,348,519.38 - Step 5: Solve for x
x = 673,069,203,348,519.38/29,669,757.42 - Step 6: Final answer
x = 22,685,362.53
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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.