Finding the Fourth Proportional to 19,163,409.08, 26,454,988.38 and 11,825,284.10
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Solution
The fourth proportional to 19,163,409.08, 26,454,988.38 and 11,825,284.10 is: 16,324,744.32
Step by Step Solution
- Step 1: Write the proportion equation
19,163,409.08 : 26,454,988.38 = 11,825,284.10 : x - Step 2: Convert to fraction form
19,163,409.08/26,454,988.38 = 11,825,284.10/x - Step 3: Cross multiply
19,163,409.08x = 26,454,988.38 × 11,825,284.10 - Step 4: Simplify right side
19,163,409.08x = 312,837,753,455,698.75 - Step 5: Solve for x
x = 312,837,753,455,698.75/19,163,409.08 - Step 6: Final answer
x = 16,324,744.32
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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.