Finding the Fourth Proportional to 7,110,201.16, 10,660,817.68 and 3,917,569.35
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Solution
The fourth proportional to 7,110,201.16, 10,660,817.68 and 3,917,569.35 is: 5,873,883.41
Step by Step Solution
- Step 1: Write the proportion equation
7,110,201.16 : 10,660,817.68 = 3,917,569.35 : x - Step 2: Convert to fraction form
7,110,201.16/10,660,817.68 = 3,917,569.35/x - Step 3: Cross multiply
7,110,201.16x = 10,660,817.68 × 3,917,569.35 - Step 4: Simplify right side
7,110,201.16x = 41,764,492,641,326.58 - Step 5: Solve for x
x = 41,764,492,641,326.58/7,110,201.16 - Step 6: Final answer
x = 5,873,883.41
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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.