Finding the Fourth Proportional to 10,366,724.85, 14,282,716.80 and 7,224,026.37
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Solution
The fourth proportional to 10,366,724.85, 14,282,716.80 and 7,224,026.37 is: 9,952,875.60
Step by Step Solution
- Step 1: Write the proportion equation
10,366,724.85 : 14,282,716.80 = 7,224,026.37 : x - Step 2: Convert to fraction form
10,366,724.85/14,282,716.80 = 7,224,026.37/x - Step 3: Cross multiply
10,366,724.85x = 14,282,716.80 × 7,224,026.37 - Step 4: Simplify right side
10,366,724.85x = 103,178,722,798,442.02 - Step 5: Solve for x
x = 103,178,722,798,442.02/10,366,724.85 - Step 6: Final answer
x = 9,952,875.60
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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.