Finding the Fourth Proportional to 24,153,953.40, 36,235,595.70 and 7,115,182.20
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Solution
The fourth proportional to 24,153,953.40, 36,235,595.70 and 7,115,182.20 is: 10,674,147.68
Step by Step Solution
- Step 1: Write the proportion equation
24,153,953.40 : 36,235,595.70 = 7,115,182.20 : x - Step 2: Convert to fraction form
24,153,953.40/36,235,595.70 = 7,115,182.20/x - Step 3: Cross multiply
24,153,953.40x = 36,235,595.70 × 7,115,182.20 - Step 4: Simplify right side
24,153,953.40x = 257,822,865,531,036.56 - Step 5: Solve for x
x = 257,822,865,531,036.56/24,153,953.40 - Step 6: Final answer
x = 10,674,147.68
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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.