Finding the Fourth Proportional to 16,591,953.80, 24,887,930.70 and 13,232,721.80
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Solution
The fourth proportional to 16,591,953.80, 24,887,930.70 and 13,232,721.80 is: 19,849,082.70
Step by Step Solution
- Step 1: Write the proportion equation
16,591,953.80 : 24,887,930.70 = 13,232,721.80 : x - Step 2: Convert to fraction form
16,591,953.80/24,887,930.70 = 13,232,721.80/x - Step 3: Cross multiply
16,591,953.80x = 24,887,930.70 × 13,232,721.80 - Step 4: Simplify right side
16,591,953.80x = 329,335,063,130,779.25 - Step 5: Solve for x
x = 329,335,063,130,779.25/16,591,953.80 - Step 6: Final answer
x = 19,849,082.70
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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.