Finding the Fourth Proportional to 12,257,460.03, 16,914,043.07 and 7,547,107.53
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Solution
The fourth proportional to 12,257,460.03, 16,914,043.07 and 7,547,107.53 is: 10,414,237.65
Step by Step Solution
- Step 1: Write the proportion equation
12,257,460.03 : 16,914,043.07 = 7,547,107.53 : x - Step 2: Convert to fraction form
12,257,460.03/16,914,043.07 = 7,547,107.53/x - Step 3: Cross multiply
12,257,460.03x = 16,914,043.07 × 7,547,107.53 - Step 4: Simplify right side
12,257,460.03x = 127,652,101,694,035.58 - Step 5: Solve for x
x = 127,652,101,694,035.58/12,257,460.03 - Step 6: Final answer
x = 10,414,237.65
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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.