Finding the Fourth Proportional to 7,462,867.16, 11,194,363.40 and 2,071,937.97
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Solution
The fourth proportional to 7,462,867.16, 11,194,363.40 and 2,071,937.97 is: 3,107,924.35
Step by Step Solution
- Step 1: Write the proportion equation
7,462,867.16 : 11,194,363.40 = 2,071,937.97 : x - Step 2: Convert to fraction form
7,462,867.16/11,194,363.40 = 2,071,937.97/x - Step 3: Cross multiply
7,462,867.16x = 11,194,363.40 × 2,071,937.97 - Step 4: Simplify right side
7,462,867.16x = 23,194,026,568,078.61 - Step 5: Solve for x
x = 23,194,026,568,078.61/7,462,867.16 - Step 6: Final answer
x = 3,107,924.35
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.