Finding the Fourth Proportional to 34,753,328.44, 47,956,423.50 and 20,622,080.08
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Solution
The fourth proportional to 34,753,328.44, 47,956,423.50 and 20,622,080.08 is: 28,456,589.63
Step by Step Solution
- Step 1: Write the proportion equation
34,753,328.44 : 47,956,423.50 = 20,622,080.08 : x - Step 2: Convert to fraction form
34,753,328.44/47,956,423.50 = 20,622,080.08/x - Step 3: Cross multiply
34,753,328.44x = 47,956,423.50 × 20,622,080.08 - Step 4: Simplify right side
34,753,328.44x = 988,961,205,767,393.75 - Step 5: Solve for x
x = 988,961,205,767,393.75/34,753,328.44 - Step 6: Final answer
x = 28,456,589.63
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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.