Finding the Fourth Proportional to 14,360,144.06, 19,816,998.84 and 7,833,799.85
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Solution
The fourth proportional to 14,360,144.06, 19,816,998.84 and 7,833,799.85 is: 10,810,643.80
Step by Step Solution
- Step 1: Write the proportion equation
14,360,144.06 : 19,816,998.84 = 7,833,799.85 : x - Step 2: Convert to fraction form
14,360,144.06/19,816,998.84 = 7,833,799.85/x - Step 3: Cross multiply
14,360,144.06x = 19,816,998.84 × 7,833,799.85 - Step 4: Simplify right side
14,360,144.06x = 155,242,402,441,157.19 - Step 5: Solve for x
x = 155,242,402,441,157.19/14,360,144.06 - Step 6: Final answer
x = 10,810,643.80
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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.