Finding the Fourth Proportional to 9,476,963.22, 14,215,486.20 and 3,000,070.26
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Solution
The fourth proportional to 9,476,963.22, 14,215,486.20 and 3,000,070.26 is: 4,500,118.49
Step by Step Solution
- Step 1: Write the proportion equation
9,476,963.22 : 14,215,486.20 = 3,000,070.26 : x - Step 2: Convert to fraction form
9,476,963.22/14,215,486.20 = 3,000,070.26/x - Step 3: Cross multiply
9,476,963.22x = 14,215,486.20 × 3,000,070.26 - Step 4: Simplify right side
9,476,963.22x = 42,647,457,380,060.41 - Step 5: Solve for x
x = 42,647,457,380,060.41/9,476,963.22 - Step 6: Final answer
x = 4,500,118.49
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1.5x scale
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.