Finding the Fourth Proportional to 14,366,303.80, 21,549,455.70 and 4,268,924.80
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Solution
The fourth proportional to 14,366,303.80, 21,549,455.70 and 4,268,924.80 is: 6,403,387.20
Step by Step Solution
- Step 1: Write the proportion equation
14,366,303.80 : 21,549,455.70 = 4,268,924.80 : x - Step 2: Convert to fraction form
14,366,303.80/21,549,455.70 = 4,268,924.80/x - Step 3: Cross multiply
14,366,303.80x = 21,549,455.70 × 4,268,924.80 - Step 4: Simplify right side
14,366,303.80x = 91,993,005,864,231.36 - Step 5: Solve for x
x = 91,993,005,864,231.36/14,366,303.80 - Step 6: Final answer
x = 6,403,387.20
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1.5x scale
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.