Finding the Fourth Proportional to 6,475,802.97, 9,713,571.06 and 2,158,166.74
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Solution
The fourth proportional to 6,475,802.97, 9,713,571.06 and 2,158,166.74 is: 3,237,205.66
Step by Step Solution
- Step 1: Write the proportion equation
6,475,802.97 : 9,713,571.06 = 2,158,166.74 : x - Step 2: Convert to fraction form
6,475,802.97/9,713,571.06 = 2,158,166.74/x - Step 3: Cross multiply
6,475,802.97x = 9,713,571.06 × 2,158,166.74 - Step 4: Simplify right side
6,475,802.97x = 20,963,505,988,318.55 - Step 5: Solve for x
x = 20,963,505,988,318.55/6,475,802.97 - Step 6: Final answer
x = 3,237,205.66
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1.5x scale
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.