Finding the Fourth Proportional to 11,119,636.77, 15,344,981.53 and 6,224,899.11
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Solution
The fourth proportional to 11,119,636.77, 15,344,981.53 and 6,224,899.11 is: 8,590,295.15
Step by Step Solution
- Step 1: Write the proportion equation
11,119,636.77 : 15,344,981.53 = 6,224,899.11 : x - Step 2: Convert to fraction form
11,119,636.77/15,344,981.53 = 6,224,899.11/x - Step 3: Cross multiply
11,119,636.77x = 15,344,981.53 × 6,224,899.11 - Step 4: Simplify right side
11,119,636.77x = 95,520,961,853,501.19 - Step 5: Solve for x
x = 95,520,961,853,501.19/11,119,636.77 - Step 6: Final answer
x = 8,590,295.15
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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.