Finding the Fourth Proportional to 9,125,343.14, 12,594,440.07 and 5,206,377.62
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Solution
The fourth proportional to 9,125,343.14, 12,594,440.07 and 5,206,377.62 is: 7,185,637.83
Step by Step Solution
- Step 1: Write the proportion equation
9,125,343.14 : 12,594,440.07 = 5,206,377.62 : x - Step 2: Convert to fraction form
9,125,343.14/12,594,440.07 = 5,206,377.62/x - Step 3: Cross multiply
9,125,343.14x = 12,594,440.07 × 5,206,377.62 - Step 4: Simplify right side
9,125,343.14x = 65,571,410,916,879.23 - Step 5: Solve for x
x = 65,571,410,916,879.23/9,125,343.14 - Step 6: Final answer
x = 7,185,637.83
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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.