Finding the Fourth Proportional to 6,991,074.96, 10,475,929.80 and 4,708,158
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Solution
The fourth proportional to 6,991,074.96, 10,475,929.80 and 4,708,158 is: 7,055,042.75
Step by Step Solution
- Step 1: Write the proportion equation
6,991,074.96 : 10,475,929.80 = 4,708,158 : x - Step 2: Convert to fraction form
6,991,074.96/10,475,929.80 = 4,708,158/x - Step 3: Cross multiply
6,991,074.96x = 10,475,929.80 × 4,708,158 - Step 4: Simplify right side
6,991,074.96x = 49,322,332,695,308.41 - Step 5: Solve for x
x = 49,322,332,695,308.41/6,991,074.96 - Step 6: Final answer
x = 7,055,042.75
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.