Finding the Fourth Proportional to 7,349,753.30, 11,026,101.57 and 4,115,889.84
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Solution
The fourth proportional to 7,349,753.30, 11,026,101.57 and 4,115,889.84 is: 6,174,658.87
Step by Step Solution
- Step 1: Write the proportion equation
7,349,753.30 : 11,026,101.57 = 4,115,889.84 : x - Step 2: Convert to fraction form
7,349,753.30/11,026,101.57 = 4,115,889.84/x - Step 3: Cross multiply
7,349,753.30x = 11,026,101.57 × 4,115,889.84 - Step 4: Simplify right side
7,349,753.30x = 45,382,219,426,771.05 - Step 5: Solve for x
x = 45,382,219,426,771.05/7,349,753.30 - Step 6: Final answer
x = 6,174,658.87
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.