Finding the Fourth Proportional to 19,964,417.24, 27,550,739.68 and 10,797,059.99
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Solution
The fourth proportional to 19,964,417.24, 27,550,739.68 and 10,797,059.99 is: 14,899,858.35
Step by Step Solution
- Step 1: Write the proportion equation
19,964,417.24 : 27,550,739.68 = 10,797,059.99 : x - Step 2: Convert to fraction form
19,964,417.24/27,550,739.68 = 10,797,059.99/x - Step 3: Cross multiply
19,964,417.24x = 27,550,739.68 × 10,797,059.99 - Step 4: Simplify right side
19,964,417.24x = 297,466,988,965,574.81 - Step 5: Solve for x
x = 297,466,988,965,574.81/19,964,417.24 - Step 6: Final answer
x = 14,899,858.35
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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.