Finding the Fourth Proportional to 30,283,263.84, 41,790,691.50 and 16,532,227.98
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Solution
The fourth proportional to 30,283,263.84, 41,790,691.50 and 16,532,227.98 is: 22,814,358.55
Step by Step Solution
- Step 1: Write the proportion equation
30,283,263.84 : 41,790,691.50 = 16,532,227.98 : x - Step 2: Convert to fraction form
30,283,263.84/41,790,691.50 = 16,532,227.98/x - Step 3: Cross multiply
30,283,263.84x = 41,790,691.50 × 16,532,227.98 - Step 4: Simplify right side
30,283,263.84x = 690,893,239,319,848.25 - Step 5: Solve for x
x = 690,893,239,319,848.25/30,283,263.84 - Step 6: Final answer
x = 22,814,358.55
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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.