Finding the Fourth Proportional to 37,643,276.40, 56,464,914.60 and 29,129,722.80
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Solution
The fourth proportional to 37,643,276.40, 56,464,914.60 and 29,129,722.80 is: 43,694,584.20
Step by Step Solution
- Step 1: Write the proportion equation
37,643,276.40 : 56,464,914.60 = 29,129,722.80 : x - Step 2: Convert to fraction form
37,643,276.40/56,464,914.60 = 29,129,722.80/x - Step 3: Cross multiply
37,643,276.40x = 56,464,914.60 × 29,129,722.80 - Step 4: Simplify right side
37,643,276.40x = 1,644,807,310,223,673 - Step 5: Solve for x
x = 1,644,807,310,223,673/37,643,276.40 - Step 6: Final answer
x = 43,694,584.20
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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.