Finding the Fourth Proportional to 35,876,107.80, 53,798,415.30 and 14,303,539.80
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Solution
The fourth proportional to 35,876,107.80, 53,798,415.30 and 14,303,539.80 is: 21,449,031.73
Step by Step Solution
- Step 1: Write the proportion equation
35,876,107.80 : 53,798,415.30 = 14,303,539.80 : x - Step 2: Convert to fraction form
35,876,107.80/53,798,415.30 = 14,303,539.80/x - Step 3: Cross multiply
35,876,107.80x = 53,798,415.30 × 14,303,539.80 - Step 4: Simplify right side
35,876,107.80x = 769,507,774,420,478.88 - Step 5: Solve for x
x = 769,507,774,420,478.88/35,876,107.80 - Step 6: Final answer
x = 21,449,031.73
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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.