Finding the Fourth Proportional to 14,899,723.20, 22,352,209.20 and 5,320,663.20
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Solution
The fourth proportional to 14,899,723.20, 22,352,209.20 and 5,320,663.20 is: 7,981,931.97
Step by Step Solution
- Step 1: Write the proportion equation
14,899,723.20 : 22,352,209.20 = 5,320,663.20 : x - Step 2: Convert to fraction form
14,899,723.20/22,352,209.20 = 5,320,663.20/x - Step 3: Cross multiply
14,899,723.20x = 22,352,209.20 × 5,320,663.20 - Step 4: Simplify right side
14,899,723.20x = 118,928,576,929,141.44 - Step 5: Solve for x
x = 118,928,576,929,141.44/14,899,723.20 - Step 6: Final answer
x = 7,981,931.97
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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.