Finding the Fourth Proportional to 9,770,645.80, 14,655,968.70 and 6,180,466.60
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Solution
The fourth proportional to 9,770,645.80, 14,655,968.70 and 6,180,466.60 is: 9,270,699.90
Step by Step Solution
- Step 1: Write the proportion equation
9,770,645.80 : 14,655,968.70 = 6,180,466.60 : x - Step 2: Convert to fraction form
9,770,645.80/14,655,968.70 = 6,180,466.60/x - Step 3: Cross multiply
9,770,645.80x = 14,655,968.70 × 6,180,466.60 - Step 4: Simplify right side
9,770,645.80x = 90,580,725,040,995.41 - Step 5: Solve for x
x = 90,580,725,040,995.41/9,770,645.80 - Step 6: Final answer
x = 9,270,699.90
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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.