Finding the Fourth Proportional to 19,542,083.60, 29,313,125.40 and 9,464,387.60
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Solution
The fourth proportional to 19,542,083.60, 29,313,125.40 and 9,464,387.60 is: 14,196,581.40
Step by Step Solution
- Step 1: Write the proportion equation
19,542,083.60 : 29,313,125.40 = 9,464,387.60 : x - Step 2: Convert to fraction form
19,542,083.60/29,313,125.40 = 9,464,387.60/x - Step 3: Cross multiply
19,542,083.60x = 29,313,125.40 × 9,464,387.60 - Step 4: Simplify right side
19,542,083.60x = 277,430,780,553,005 - Step 5: Solve for x
x = 277,430,780,553,005/19,542,083.60 - Step 6: Final answer
x = 14,196,581.40
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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.