Finding the Fourth Proportional to 10,289,252.97, 14,186,756.01 and 8,891,317.11
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Solution
The fourth proportional to 10,289,252.97, 14,186,756.01 and 8,891,317.11 is: 12,259,291.01
Step by Step Solution
- Step 1: Write the proportion equation
10,289,252.97 : 14,186,756.01 = 8,891,317.11 : x - Step 2: Convert to fraction form
10,289,252.97/14,186,756.01 = 8,891,317.11/x - Step 3: Cross multiply
10,289,252.97x = 14,186,756.01 × 8,891,317.11 - Step 4: Simplify right side
10,289,252.97x = 126,138,946,447,108.33 - Step 5: Solve for x
x = 126,138,946,447,108.33/10,289,252.97 - Step 6: Final answer
x = 12,259,291.01
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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.