Finding the Fourth Proportional to 11,004,013.85, 15,184,780.58 and 6,108,855.99
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Solution
The fourth proportional to 11,004,013.85, 15,184,780.58 and 6,108,855.99 is: 8,429,800.17
Step by Step Solution
- Step 1: Write the proportion equation
11,004,013.85 : 15,184,780.58 = 6,108,855.99 : x - Step 2: Convert to fraction form
11,004,013.85/15,184,780.58 = 6,108,855.99/x - Step 3: Cross multiply
11,004,013.85x = 15,184,780.58 × 6,108,855.99 - Step 4: Simplify right side
11,004,013.85x = 92,761,637,772,424.39 - Step 5: Solve for x
x = 92,761,637,772,424.39/11,004,013.85 - Step 6: Final answer
x = 8,429,800.17
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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.