Finding the Fourth Proportional to 10,635,910.16, 14,677,356.69 and 6,505,637.87
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Solution
The fourth proportional to 10,635,910.16, 14,677,356.69 and 6,505,637.87 is: 8,977,658.34
Step by Step Solution
- Step 1: Write the proportion equation
10,635,910.16 : 14,677,356.69 = 6,505,637.87 : x - Step 2: Convert to fraction form
10,635,910.16/14,677,356.69 = 6,505,637.87/x - Step 3: Cross multiply
10,635,910.16x = 14,677,356.69 × 6,505,637.87 - Step 4: Simplify right side
10,635,910.16x = 95,485,567,550,655.23 - Step 5: Solve for x
x = 95,485,567,550,655.23/10,635,910.16 - Step 6: Final answer
x = 8,977,658.34
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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.