Finding the Fourth Proportional to 5,475,270.16, 7,554,685.80 and 3,060,739.60
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Solution
The fourth proportional to 5,475,270.16, 7,554,685.80 and 3,060,739.60 is: 4,223,157.09
Step by Step Solution
- Step 1: Write the proportion equation
5,475,270.16 : 7,554,685.80 = 3,060,739.60 : x - Step 2: Convert to fraction form
5,475,270.16/7,554,685.80 = 3,060,739.60/x - Step 3: Cross multiply
5,475,270.16x = 7,554,685.80 × 3,060,739.60 - Step 4: Simplify right side
5,475,270.16x = 23,122,925,993,617.68 - Step 5: Solve for x
x = 23,122,925,993,617.68/5,475,270.16 - Step 6: Final answer
x = 4,223,157.09
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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.