Finding the Fourth Proportional to 86,739,073.07, 119,698,804.11 and 49,568,927.69
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Solution
The fourth proportional to 86,739,073.07, 119,698,804.11 and 49,568,927.69 is: 68,404,482.03
Step by Step Solution
- Step 1: Write the proportion equation
86,739,073.07 : 119,698,804.11 = 49,568,927.69 : x - Step 2: Convert to fraction form
86,739,073.07/119,698,804.11 = 49,568,927.69/x - Step 3: Cross multiply
86,739,073.07x = 119,698,804.11 × 49,568,927.69 - Step 4: Simplify right side
86,739,073.07x = 5,933,341,364,909,571 - Step 5: Solve for x
x = 5,933,341,364,909,571/86,739,073.07 - Step 6: Final answer
x = 68,404,482.03
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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.