Finding the Fourth Proportional to 9,767,504.40, 14,651,256.60 and 6,403,664.40
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Solution
The fourth proportional to 9,767,504.40, 14,651,256.60 and 6,403,664.40 is: 9,605,496.60
Step by Step Solution
- Step 1: Write the proportion equation
9,767,504.40 : 14,651,256.60 = 6,403,664.40 : x - Step 2: Convert to fraction form
9,767,504.40/14,651,256.60 = 6,403,664.40/x - Step 3: Cross multiply
9,767,504.40x = 14,651,256.60 × 6,403,664.40 - Step 4: Simplify right side
9,767,504.40x = 93,821,730,304,685.05 - Step 5: Solve for x
x = 93,821,730,304,685.05/9,767,504.40 - Step 6: Final answer
x = 9,605,496.60
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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.