Finding the Fourth Proportional to 14,367,436.76, 19,824,452.13 and 8,488,028.18
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Solution
The fourth proportional to 14,367,436.76, 19,824,452.13 and 8,488,028.18 is: 11,711,936.59
Step by Step Solution
- Step 1: Write the proportion equation
14,367,436.76 : 19,824,452.13 = 8,488,028.18 : x - Step 2: Convert to fraction form
14,367,436.76/19,824,452.13 = 8,488,028.18/x - Step 3: Cross multiply
14,367,436.76x = 19,824,452.13 × 8,488,028.18 - Step 4: Simplify right side
14,367,436.76x = 168,270,508,332,501 - Step 5: Solve for x
x = 168,270,508,332,501/14,367,436.76 - Step 6: Final answer
x = 11,711,936.59
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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.