Finding the Fourth Proportional to 40,286,880.80, 55,594,157.04 and 22,883,171.84
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Solution
The fourth proportional to 40,286,880.80, 55,594,157.04 and 22,883,171.84 is: 31,577,789.68
Step by Step Solution
- Step 1: Write the proportion equation
40,286,880.80 : 55,594,157.04 = 22,883,171.84 : x - Step 2: Convert to fraction form
40,286,880.80/55,594,157.04 = 22,883,171.84/x - Step 3: Cross multiply
40,286,880.80x = 55,594,157.04 × 22,883,171.84 - Step 4: Simplify right side
40,286,880.80x = 1,272,170,648,846,265.75 - Step 5: Solve for x
x = 1,272,170,648,846,265.75/40,286,880.80 - Step 6: Final answer
x = 31,577,789.68
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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.