Finding the Fourth Proportional to 40,835,453.37, 56,352,258.47 and 22,250,813.99
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Solution
The fourth proportional to 40,835,453.37, 56,352,258.47 and 22,250,813.99 is: 30,705,759.76
Step by Step Solution
- Step 1: Write the proportion equation
40,835,453.37 : 56,352,258.47 = 22,250,813.99 : x - Step 2: Convert to fraction form
40,835,453.37/56,352,258.47 = 22,250,813.99/x - Step 3: Cross multiply
40,835,453.37x = 56,352,258.47 × 22,250,813.99 - Step 4: Simplify right side
40,835,453.37x = 1,253,883,620,739,356.75 - Step 5: Solve for x
x = 1,253,883,620,739,356.75/40,835,453.37 - Step 6: Final answer
x = 30,705,759.76
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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.