Finding the Fourth Proportional to 8,135,304.36, 11,226,689.16 and 4,464,282.30
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Solution
The fourth proportional to 8,135,304.36, 11,226,689.16 and 4,464,282.30 is: 6,160,692.64
Step by Step Solution
- Step 1: Write the proportion equation
8,135,304.36 : 11,226,689.16 = 4,464,282.30 : x - Step 2: Convert to fraction form
8,135,304.36/11,226,689.16 = 4,464,282.30/x - Step 3: Cross multiply
8,135,304.36x = 11,226,689.16 × 4,464,282.30 - Step 4: Simplify right side
8,135,304.36x = 50,119,109,704,589.87 - Step 5: Solve for x
x = 50,119,109,704,589.87/8,135,304.36 - Step 6: Final answer
x = 6,160,692.64
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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.