Finding the Fourth Proportional to 10,225,557.76, 14,112,519.68 and 5,874,636.80
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Solution
The fourth proportional to 10,225,557.76, 14,112,519.68 and 5,874,636.80 is: 8,107,716.90
Step by Step Solution
- Step 1: Write the proportion equation
10,225,557.76 : 14,112,519.68 = 5,874,636.80 : x - Step 2: Convert to fraction form
10,225,557.76/14,112,519.68 = 5,874,636.80/x - Step 3: Cross multiply
10,225,557.76x = 14,112,519.68 × 5,874,636.80 - Step 4: Simplify right side
10,225,557.76x = 82,905,927,452,852.22 - Step 5: Solve for x
x = 82,905,927,452,852.22/10,225,557.76 - Step 6: Final answer
x = 8,107,716.90
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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.