Finding the Fourth Proportional to 36,160,589.08, 49,901,979.13 and 19,641,036.23
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Solution
The fourth proportional to 36,160,589.08, 49,901,979.13 and 19,641,036.23 is: 27,104,828.90
Step by Step Solution
- Step 1: Write the proportion equation
36,160,589.08 : 49,901,979.13 = 19,641,036.23 : x - Step 2: Convert to fraction form
36,160,589.08/49,901,979.13 = 19,641,036.23/x - Step 3: Cross multiply
36,160,589.08x = 49,901,979.13 × 19,641,036.23 - Step 4: Simplify right side
36,160,589.08x = 980,126,580,041,034 - Step 5: Solve for x
x = 980,126,580,041,034/36,160,589.08 - Step 6: Final answer
x = 27,104,828.90
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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.