Finding the Fourth Proportional to 11,667,477.24, 16,101,121.56 and 6,440,488.32
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Solution
The fourth proportional to 11,667,477.24, 16,101,121.56 and 6,440,488.32 is: 8,887,875.52
Step by Step Solution
- Step 1: Write the proportion equation
11,667,477.24 : 16,101,121.56 = 6,440,488.32 : x - Step 2: Convert to fraction form
11,667,477.24/16,101,121.56 = 6,440,488.32/x - Step 3: Cross multiply
11,667,477.24x = 16,101,121.56 × 6,440,488.32 - Step 4: Simplify right side
11,667,477.24x = 103,699,085,346,080.19 - Step 5: Solve for x
x = 103,699,085,346,080.19/11,667,477.24 - Step 6: Final answer
x = 8,887,875.52
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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.