Finding the Fourth Proportional to 14,527,882.92, 21,784,257.36 and 5,422,491.88
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Solution
The fourth proportional to 14,527,882.92, 21,784,257.36 and 5,422,491.88 is: 8,130,913.45
Step by Step Solution
- Step 1: Write the proportion equation
14,527,882.92 : 21,784,257.36 = 5,422,491.88 : x - Step 2: Convert to fraction form
14,527,882.92/21,784,257.36 = 5,422,491.88/x - Step 3: Cross multiply
14,527,882.92x = 21,784,257.36 × 5,422,491.88 - Step 4: Simplify right side
14,527,882.92x = 118,124,958,646,430.23 - Step 5: Solve for x
x = 118,124,958,646,430.23/14,527,882.92 - Step 6: Final answer
x = 8,130,913.45
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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.