Finding the Fourth Proportional to 14,239,022.69, 21,359,530.49 and 7,048,625.96
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Solution
The fourth proportional to 14,239,022.69, 21,359,530.49 and 7,048,625.96 is: 10,573,432.20
Step by Step Solution
- Step 1: Write the proportion equation
14,239,022.69 : 21,359,530.49 = 7,048,625.96 : x - Step 2: Convert to fraction form
14,239,022.69/21,359,530.49 = 7,048,625.96/x - Step 3: Cross multiply
14,239,022.69x = 21,359,530.49 × 7,048,625.96 - Step 4: Simplify right side
14,239,022.69x = 150,555,340,963,184.75 - Step 5: Solve for x
x = 150,555,340,963,184.75/14,239,022.69 - Step 6: Final answer
x = 10,573,432.20
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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.