Finding the Fourth Proportional to 14,252,219.55, 19,668,089.22 and 7,725,828.82
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Solution
The fourth proportional to 14,252,219.55, 19,668,089.22 and 7,725,828.82 is: 10,661,658.00
Step by Step Solution
- Step 1: Write the proportion equation
14,252,219.55 : 19,668,089.22 = 7,725,828.82 : x - Step 2: Convert to fraction form
14,252,219.55/19,668,089.22 = 7,725,828.82/x - Step 3: Cross multiply
14,252,219.55x = 19,668,089.22 × 7,725,828.82 - Step 4: Simplify right side
14,252,219.55x = 151,952,290,530,207.31 - Step 5: Solve for x
x = 151,952,290,530,207.31/14,252,219.55 - Step 6: Final answer
x = 10,661,658.00
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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.