Finding the Fourth Proportional to 16,416,251.76, 22,654,424.97 and 8,973,941.34
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Solution
The fourth proportional to 16,416,251.76, 22,654,424.97 and 8,973,941.34 is: 12,384,037.71
Step by Step Solution
- Step 1: Write the proportion equation
16,416,251.76 : 22,654,424.97 = 8,973,941.34 : x - Step 2: Convert to fraction form
16,416,251.76/22,654,424.97 = 8,973,941.34/x - Step 3: Cross multiply
16,416,251.76x = 22,654,424.97 × 8,973,941.34 - Step 4: Simplify right side
16,416,251.76x = 203,299,480,772,211.25 - Step 5: Solve for x
x = 203,299,480,772,211.25/16,416,251.76 - Step 6: Final answer
x = 12,384,037.71
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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.