Finding the Fourth Proportional to 8,889,597.12, 13,328,268 and 3,498,866.40
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Solution
The fourth proportional to 8,889,597.12, 13,328,268 and 3,498,866.40 is: 5,245,887.80
Step by Step Solution
- Step 1: Write the proportion equation
8,889,597.12 : 13,328,268 = 3,498,866.40 : x - Step 2: Convert to fraction form
8,889,597.12/13,328,268 = 3,498,866.40/x - Step 3: Cross multiply
8,889,597.12x = 13,328,268 × 3,498,866.40 - Step 4: Simplify right side
8,889,597.12x = 46,633,829,075,395.20 - Step 5: Solve for x
x = 46,633,829,075,395.20/8,889,597.12 - Step 6: Final answer
x = 5,245,887.80
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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.