Finding the Fourth Proportional to 42,064,331.43, 63,207,463.14 and 22,647,913.07
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Solution
The fourth proportional to 42,064,331.43, 63,207,463.14 and 22,647,913.07 is: 34,031,614.94
Step by Step Solution
- Step 1: Write the proportion equation
42,064,331.43 : 63,207,463.14 = 22,647,913.07 : x - Step 2: Convert to fraction form
42,064,331.43/63,207,463.14 = 22,647,913.07/x - Step 3: Cross multiply
42,064,331.43x = 63,207,463.14 × 22,647,913.07 - Step 4: Simplify right side
42,064,331.43x = 1,431,517,130,222,046.50 - Step 5: Solve for x
x = 1,431,517,130,222,046.50/42,064,331.43 - Step 6: Final answer
x = 34,031,614.94
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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.