Finding the Fourth Proportional to 11,238,326, 15,508,889.40 and 6,081,686.96
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Solution
The fourth proportional to 11,238,326, 15,508,889.40 and 6,081,686.96 is: 8,392,727.75
Step by Step Solution
- Step 1: Write the proportion equation
11,238,326 : 15,508,889.40 = 6,081,686.96 : x - Step 2: Convert to fraction form
11,238,326/15,508,889.40 = 6,081,686.96/x - Step 3: Cross multiply
11,238,326x = 15,508,889.40 × 6,081,686.96 - Step 4: Simplify right side
11,238,326x = 94,320,210,428,062.22 - Step 5: Solve for x
x = 94,320,210,428,062.22/11,238,326 - Step 6: Final answer
x = 8,392,727.75
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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.