Finding the Fourth Proportional to 14,664,070.74, 21,996,124.56 and 5,079,448.24
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Solution
The fourth proportional to 14,664,070.74, 21,996,124.56 and 5,079,448.24 is: 7,619,178.75
Step by Step Solution
- Step 1: Write the proportion equation
14,664,070.74 : 21,996,124.56 = 5,079,448.24 : x - Step 2: Convert to fraction form
14,664,070.74/21,996,124.56 = 5,079,448.24/x - Step 3: Cross multiply
14,664,070.74x = 21,996,124.56 × 5,079,448.24 - Step 4: Simplify right side
14,664,070.74x = 111,728,176,183,112.77 - Step 5: Solve for x
x = 111,728,176,183,112.77/14,664,070.74 - Step 6: Final answer
x = 7,619,178.75
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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.