Finding the Fourth Proportional to 11,243,678.04, 15,516,277.92 and 6,087,081.96
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Solution
The fourth proportional to 11,243,678.04, 15,516,277.92 and 6,087,081.96 is: 8,400,174.31
Step by Step Solution
- Step 1: Write the proportion equation
11,243,678.04 : 15,516,277.92 = 6,087,081.96 : x - Step 2: Convert to fraction form
11,243,678.04/15,516,277.92 = 6,087,081.96/x - Step 3: Cross multiply
11,243,678.04x = 15,516,277.92 × 6,087,081.96 - Step 4: Simplify right side
11,243,678.04x = 94,448,855,413,178.33 - Step 5: Solve for x
x = 94,448,855,413,178.33/11,243,678.04 - Step 6: Final answer
x = 8,400,174.31
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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.