Finding the Fourth Proportional to 11,277,936.82, 15,563,582.76 and 6,121,298.36
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Solution
The fourth proportional to 11,277,936.82, 15,563,582.76 and 6,121,298.36 is: 8,447,408.00
Step by Step Solution
- Step 1: Write the proportion equation
11,277,936.82 : 15,563,582.76 = 6,121,298.36 : x - Step 2: Convert to fraction form
11,277,936.82/15,563,582.76 = 6,121,298.36/x - Step 3: Cross multiply
11,277,936.82x = 15,563,582.76 × 6,121,298.36 - Step 4: Simplify right side
11,277,936.82x = 95,269,333,663,421.22 - Step 5: Solve for x
x = 95,269,333,663,421.22/11,277,936.82 - Step 6: Final answer
x = 8,447,408.00
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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.