Finding the Fourth Proportional to 6,966,423.01, 9,615,078.11 and 4,026,364.99
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Solution
The fourth proportional to 6,966,423.01, 9,615,078.11 and 4,026,364.99 is: 5,557,201.14
Step by Step Solution
- Step 1: Write the proportion equation
6,966,423.01 : 9,615,078.11 = 4,026,364.99 : x - Step 2: Convert to fraction form
6,966,423.01/9,615,078.11 = 4,026,364.99/x - Step 3: Cross multiply
6,966,423.01x = 9,615,078.11 × 4,026,364.99 - Step 4: Simplify right side
6,966,423.01x = 38,713,813,858,087.55 - Step 5: Solve for x
x = 38,713,813,858,087.55/6,966,423.01 - Step 6: Final answer
x = 5,557,201.14
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1.5x scale
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.