Finding the Fourth Proportional to 6,130,326.36, 8,460,112.78 and 3,414,072.36
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Solution
The fourth proportional to 6,130,326.36, 8,460,112.78 and 3,414,072.36 is: 4,711,565.99
Step by Step Solution
- Step 1: Write the proportion equation
6,130,326.36 : 8,460,112.78 = 3,414,072.36 : x - Step 2: Convert to fraction form
6,130,326.36/8,460,112.78 = 3,414,072.36/x - Step 3: Cross multiply
6,130,326.36x = 8,460,112.78 × 3,414,072.36 - Step 4: Simplify right side
6,130,326.36x = 28,883,437,162,380.20 - Step 5: Solve for x
x = 28,883,437,162,380.20/6,130,326.36 - Step 6: Final answer
x = 4,711,565.99
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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.