Finding the Fourth Proportional to 16,591,952.80, 24,887,929.20 and 13,232,720.80
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Solution
The fourth proportional to 16,591,952.80, 24,887,929.20 and 13,232,720.80 is: 19,849,081.20
Step by Step Solution
- Step 1: Write the proportion equation
16,591,952.80 : 24,887,929.20 = 13,232,720.80 : x - Step 2: Convert to fraction form
16,591,952.80/24,887,929.20 = 13,232,720.80/x - Step 3: Cross multiply
16,591,952.80x = 24,887,929.20 × 13,232,720.80 - Step 4: Simplify right side
16,591,952.80x = 329,335,018,393,767.38 - Step 5: Solve for x
x = 329,335,018,393,767.38/16,591,952.80 - Step 6: Final answer
x = 19,849,081.20
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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.