Finding the Fourth Proportional to 19,065,099.09, 26,322,505.66 and 14,646,956.02
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Solution
The fourth proportional to 19,065,099.09, 26,322,505.66 and 14,646,956.02 is: 20,222,532.32
Step by Step Solution
- Step 1: Write the proportion equation
19,065,099.09 : 26,322,505.66 = 14,646,956.02 : x - Step 2: Convert to fraction form
19,065,099.09/26,322,505.66 = 14,646,956.02/x - Step 3: Cross multiply
19,065,099.09x = 26,322,505.66 × 14,646,956.02 - Step 4: Simplify right side
19,065,099.09x = 385,544,582,608,334.38 - Step 5: Solve for x
x = 385,544,582,608,334.38/19,065,099.09 - Step 6: Final answer
x = 20,222,532.32
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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.