Finding the Fourth Proportional to 7,063,733.70, 9,744,971.49 and 4,445,595.81
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Solution
The fourth proportional to 7,063,733.70, 9,744,971.49 and 4,445,595.81 is: 6,133,046.10
Step by Step Solution
- Step 1: Write the proportion equation
7,063,733.70 : 9,744,971.49 = 4,445,595.81 : x - Step 2: Convert to fraction form
7,063,733.70/9,744,971.49 = 4,445,595.81/x - Step 3: Cross multiply
7,063,733.70x = 9,744,971.49 × 4,445,595.81 - Step 4: Simplify right side
7,063,733.70x = 43,322,204,424,513.45 - Step 5: Solve for x
x = 43,322,204,424,513.45/7,063,733.70 - Step 6: Final answer
x = 6,133,046.10
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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.