Finding the Fourth Proportional to 8,977,416.17, 12,388,913 and 5,110,185.99
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Solution
The fourth proportional to 8,977,416.17, 12,388,913 and 5,110,185.99 is: 7,052,101.46
Step by Step Solution
- Step 1: Write the proportion equation
8,977,416.17 : 12,388,913 = 5,110,185.99 : x - Step 2: Convert to fraction form
8,977,416.17/12,388,913 = 5,110,185.99/x - Step 3: Cross multiply
8,977,416.17x = 12,388,913 × 5,110,185.99 - Step 4: Simplify right side
8,977,416.17x = 63,309,649,643,928.88 - Step 5: Solve for x
x = 63,309,649,643,928.88/8,977,416.17 - Step 6: Final answer
x = 7,052,101.46
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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.