Finding the Fourth Proportional to 6,571,368.21, 9,068,487.59 and 3,670,759.06
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Solution
The fourth proportional to 6,571,368.21, 9,068,487.59 and 3,670,759.06 is: 5,065,647.20
Step by Step Solution
- Step 1: Write the proportion equation
6,571,368.21 : 9,068,487.59 = 3,670,759.06 : x - Step 2: Convert to fraction form
6,571,368.21/9,068,487.59 = 3,670,759.06/x - Step 3: Cross multiply
6,571,368.21x = 9,068,487.59 × 3,670,759.06 - Step 4: Simplify right side
6,571,368.21x = 33,288,232,967,995.74 - Step 5: Solve for x
x = 33,288,232,967,995.74/6,571,368.21 - Step 6: Final answer
x = 5,065,647.20
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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.