Finding the Fourth Proportional to 19,553,452.40, 29,330,032.80 and 5,906,572.40
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Solution
The fourth proportional to 19,553,452.40, 29,330,032.80 and 5,906,572.40 is: 8,859,814.56
Step by Step Solution
- Step 1: Write the proportion equation
19,553,452.40 : 29,330,032.80 = 5,906,572.40 : x - Step 2: Convert to fraction form
19,553,452.40/29,330,032.80 = 5,906,572.40/x - Step 3: Cross multiply
19,553,452.40x = 29,330,032.80 × 5,906,572.40 - Step 4: Simplify right side
19,553,452.40x = 173,239,962,227,574.75 - Step 5: Solve for x
x = 173,239,962,227,574.75/19,553,452.40 - Step 6: Final answer
x = 8,859,814.56
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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.