Finding the Fourth Proportional to 5,572,209.36, 7,689,736.98 and 3,125,364.60
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Solution
The fourth proportional to 5,572,209.36, 7,689,736.98 and 3,125,364.60 is: 4,313,052.54
Step by Step Solution
- Step 1: Write the proportion equation
5,572,209.36 : 7,689,736.98 = 3,125,364.60 : x - Step 2: Convert to fraction form
5,572,209.36/7,689,736.98 = 3,125,364.60/x - Step 3: Cross multiply
5,572,209.36x = 7,689,736.98 × 3,125,364.60 - Step 4: Simplify right side
5,572,209.36x = 24,033,231,740,602.91 - Step 5: Solve for x
x = 24,033,231,740,602.91/5,572,209.36 - Step 6: Final answer
x = 4,313,052.54
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.