Finding the Fourth Proportional to 62,759,702.75, 86,615,412.68 and 37,993,546.13
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Solution
The fourth proportional to 62,759,702.75, 86,615,412.68 and 37,993,546.13 is: 52,435,345.18
Step by Step Solution
- Step 1: Write the proportion equation
62,759,702.75 : 86,615,412.68 = 37,993,546.13 : x - Step 2: Convert to fraction form
62,759,702.75/86,615,412.68 = 37,993,546.13/x - Step 3: Cross multiply
62,759,702.75x = 86,615,412.68 × 37,993,546.13 - Step 4: Simplify right side
62,759,702.75x = 3,290,826,676,888,474 - Step 5: Solve for x
x = 3,290,826,676,888,474/62,759,702.75 - Step 6: Final answer
x = 52,435,345.18
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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.