Finding the Fourth Proportional to 27,571,497.30, 41,358,801.15 and 8,402,879.70
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Solution
The fourth proportional to 27,571,497.30, 41,358,801.15 and 8,402,879.70 is: 12,604,793.52
Step by Step Solution
- Step 1: Write the proportion equation
27,571,497.30 : 41,358,801.15 = 8,402,879.70 : x - Step 2: Convert to fraction form
27,571,497.30/41,358,801.15 = 8,402,879.70/x - Step 3: Cross multiply
27,571,497.30x = 41,358,801.15 × 8,402,879.70 - Step 4: Simplify right side
27,571,497.30x = 347,533,030,599,671.62 - Step 5: Solve for x
x = 347,533,030,599,671.62/27,571,497.30 - Step 6: Final answer
x = 12,604,793.52
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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.