Finding the Fourth Proportional to 11,671,286.88, 16,109,063.28 and 6,843,946.08
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Solution
The fourth proportional to 11,671,286.88, 16,109,063.28 and 6,843,946.08 is: 9,446,221.45
Step by Step Solution
- Step 1: Write the proportion equation
11,671,286.88 : 16,109,063.28 = 6,843,946.08 : x - Step 2: Convert to fraction form
11,671,286.88/16,109,063.28 = 6,843,946.08/x - Step 3: Cross multiply
11,671,286.88x = 16,109,063.28 × 6,843,946.08 - Step 4: Simplify right side
11,671,286.88x = 110,249,560,487,627.94 - Step 5: Solve for x
x = 110,249,560,487,627.94/11,671,286.88 - Step 6: Final answer
x = 9,446,221.45
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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.