Finding the Fourth Proportional to 5,183,157.08, 7,774,735.62 and 5,103,440.93
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Solution
The fourth proportional to 5,183,157.08, 7,774,735.62 and 5,103,440.93 is: 7,655,161.39
Step by Step Solution
- Step 1: Write the proportion equation
5,183,157.08 : 7,774,735.62 = 5,103,440.93 : x - Step 2: Convert to fraction form
5,183,157.08/7,774,735.62 = 5,103,440.93/x - Step 3: Cross multiply
5,183,157.08x = 7,774,735.62 × 5,103,440.93 - Step 4: Simplify right side
5,183,157.08x = 39,677,903,918,646.05 - Step 5: Solve for x
x = 39,677,903,918,646.05/5,183,157.08 - Step 6: Final answer
x = 7,655,161.39
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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.