Finding the Fourth Proportional to 24,257,184.30, 36,385,776.45 and 12,128,519.70
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Solution
The fourth proportional to 24,257,184.30, 36,385,776.45 and 12,128,519.70 is: 18,192,779.55
Step by Step Solution
- Step 1: Write the proportion equation
24,257,184.30 : 36,385,776.45 = 12,128,519.70 : x - Step 2: Convert to fraction form
24,257,184.30/36,385,776.45 = 12,128,519.70/x - Step 3: Cross multiply
24,257,184.30x = 36,385,776.45 × 12,128,519.70 - Step 4: Simplify right side
24,257,184.30x = 441,305,606,473,621.06 - Step 5: Solve for x
x = 441,305,606,473,621.06/24,257,184.30 - Step 6: Final answer
x = 18,192,779.55
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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.