Finding the Fourth Proportional to 19,183,534.53, 28,775,301.79 and 19,183,534.53
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Solution
The fourth proportional to 19,183,534.53, 28,775,301.79 and 19,183,534.53 is: 28,775,301.79
Step by Step Solution
- Step 1: Write the proportion equation
19,183,534.53 : 28,775,301.79 = 19,183,534.53 : x - Step 2: Convert to fraction form
19,183,534.53/28,775,301.79 = 19,183,534.53/x - Step 3: Cross multiply
19,183,534.53x = 28,775,301.79 × 19,183,534.53 - Step 4: Simplify right side
19,183,534.53x = 552,011,995,355,759.25 - Step 5: Solve for x
x = 552,011,995,355,759.25/19,183,534.53 - Step 6: Final answer
x = 28,775,301.79
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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.