Finding the Fourth Proportional to 14,580,618.57, 20,106,182.48 and 12,522,449.07
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Solution
The fourth proportional to 14,580,618.57, 20,106,182.48 and 12,522,449.07 is: 17,268,035.98
Step by Step Solution
- Step 1: Write the proportion equation
14,580,618.57 : 20,106,182.48 = 12,522,449.07 : x - Step 2: Convert to fraction form
14,580,618.57/20,106,182.48 = 12,522,449.07/x - Step 3: Cross multiply
14,580,618.57x = 20,106,182.48 × 12,522,449.07 - Step 4: Simplify right side
14,580,618.57x = 251,778,646,035,314.06 - Step 5: Solve for x
x = 251,778,646,035,314.06/14,580,618.57 - Step 6: Final answer
x = 17,268,035.98
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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.