Finding the Fourth Proportional to 34,677,102.78, 47,854,400.99 and 19,208,183.88
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Solution
The fourth proportional to 34,677,102.78, 47,854,400.99 and 19,208,183.88 is: 26,507,293.27
Step by Step Solution
- Step 1: Write the proportion equation
34,677,102.78 : 47,854,400.99 = 19,208,183.88 : x - Step 2: Convert to fraction form
34,677,102.78/47,854,400.99 = 19,208,183.88/x - Step 3: Cross multiply
34,677,102.78x = 47,854,400.99 × 19,208,183.88 - Step 4: Simplify right side
34,677,102.78x = 919,196,133,407,679 - Step 5: Solve for x
x = 919,196,133,407,679/34,677,102.78 - Step 6: Final answer
x = 26,507,293.27
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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.