Finding the Fourth Proportional to 5,633,051.76, 7,773,039.84 and 3,457,686.60
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Solution
The fourth proportional to 5,633,051.76, 7,773,039.84 and 3,457,686.60 is: 4,771,256.65
Step by Step Solution
- Step 1: Write the proportion equation
5,633,051.76 : 7,773,039.84 = 3,457,686.60 : x - Step 2: Convert to fraction form
5,633,051.76/7,773,039.84 = 3,457,686.60/x - Step 3: Cross multiply
5,633,051.76x = 7,773,039.84 × 3,457,686.60 - Step 4: Simplify right side
5,633,051.76x = 26,876,735,696,034.14 - Step 5: Solve for x
x = 26,876,735,696,034.14/5,633,051.76 - Step 6: Final answer
x = 4,771,256.65
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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.