Finding the Fourth Proportional to 11,243,106.99, 15,515,492.49 and 6,086,468.25
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Solution
The fourth proportional to 11,243,106.99, 15,515,492.49 and 6,086,468.25 is: 8,399,328.81
Step by Step Solution
- Step 1: Write the proportion equation
11,243,106.99 : 15,515,492.49 = 6,086,468.25 : x - Step 2: Convert to fraction form
11,243,106.99/15,515,492.49 = 6,086,468.25/x - Step 3: Cross multiply
11,243,106.99x = 15,515,492.49 × 6,086,468.25 - Step 4: Simplify right side
11,243,106.99x = 94,434,552,423,498.44 - Step 5: Solve for x
x = 94,434,552,423,498.44/11,243,106.99 - Step 6: Final answer
x = 8,399,328.81
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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.