Finding the Fourth Proportional to 14,443,433.14, 19,932,178.62 and 7,828,232.80
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Solution
The fourth proportional to 14,443,433.14, 19,932,178.62 and 7,828,232.80 is: 10,803,091.82
Step by Step Solution
- Step 1: Write the proportion equation
14,443,433.14 : 19,932,178.62 = 7,828,232.80 : x - Step 2: Convert to fraction form
14,443,433.14/19,932,178.62 = 7,828,232.80/x - Step 3: Cross multiply
14,443,433.14x = 19,932,178.62 × 7,828,232.80 - Step 4: Simplify right side
14,443,433.14x = 156,033,734,448,542.75 - Step 5: Solve for x
x = 156,033,734,448,542.75/14,443,433.14 - Step 6: Final answer
x = 10,803,091.82
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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.