Finding the Fourth Proportional to 7,623,252.36, 10,518,715.62 and 4,315,524.48
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Solution
The fourth proportional to 7,623,252.36, 10,518,715.62 and 4,315,524.48 is: 5,954,646.73
Step by Step Solution
- Step 1: Write the proportion equation
7,623,252.36 : 10,518,715.62 = 4,315,524.48 : x - Step 2: Convert to fraction form
7,623,252.36/10,518,715.62 = 4,315,524.48/x - Step 3: Cross multiply
7,623,252.36x = 10,518,715.62 × 4,315,524.48 - Step 4: Simplify right side
7,623,252.36x = 45,393,774,756,268.38 - Step 5: Solve for x
x = 45,393,774,756,268.38/7,623,252.36 - Step 6: Final answer
x = 5,954,646.73
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1.5x scale
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.