Finding the Fourth Proportional to 6,865,235.70, 10,291,292.55 and 2,546,129.40
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Solution
The fourth proportional to 6,865,235.70, 10,291,292.55 and 2,546,129.40 is: 3,816,760.80
Step by Step Solution
- Step 1: Write the proportion equation
6,865,235.70 : 10,291,292.55 = 2,546,129.40 : x - Step 2: Convert to fraction form
6,865,235.70/10,291,292.55 = 2,546,129.40/x - Step 3: Cross multiply
6,865,235.70x = 10,291,292.55 × 2,546,129.40 - Step 4: Simplify right side
6,865,235.70x = 26,202,962,525,555.97 - Step 5: Solve for x
x = 26,202,962,525,555.97/6,865,235.70 - Step 6: Final answer
x = 3,816,760.80
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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.