Finding the Fourth Proportional to 19,065,100.79, 26,322,507.99 and 14,646,957.71
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Solution
The fourth proportional to 19,065,100.79, 26,322,507.99 and 14,646,957.71 is: 20,222,534.65
Step by Step Solution
- Step 1: Write the proportion equation
19,065,100.79 : 26,322,507.99 = 14,646,957.71 : x - Step 2: Convert to fraction form
19,065,100.79/26,322,507.99 = 14,646,957.71/x - Step 3: Cross multiply
19,065,100.79x = 26,322,507.99 × 14,646,957.71 - Step 4: Simplify right side
19,065,100.79x = 385,544,661,219,054.56 - Step 5: Solve for x
x = 385,544,661,219,054.56/19,065,100.79 - Step 6: Final answer
x = 20,222,534.65
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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.