Finding the Fourth Proportional to 10,415,112.84, 14,369,746.68 and 6,738,206.94
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Solution
The fourth proportional to 10,415,112.84, 14,369,746.68 and 6,738,206.94 is: 9,296,714.14
Step by Step Solution
- Step 1: Write the proportion equation
10,415,112.84 : 14,369,746.68 = 6,738,206.94 : x - Step 2: Convert to fraction form
10,415,112.84/14,369,746.68 = 6,738,206.94/x - Step 3: Cross multiply
10,415,112.84x = 14,369,746.68 × 6,738,206.94 - Step 4: Simplify right side
10,415,112.84x = 96,826,326,805,217.97 - Step 5: Solve for x
x = 96,826,326,805,217.97/10,415,112.84 - Step 6: Final answer
x = 9,296,714.14
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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.